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Description: The fourier partial sum for F is the sum of two integrals, with the same integrand involving F and the Dirichlet Kernel D , but on two opposite intervals. (Contributed by Glauco Siliprandi, 11-Dec-2019)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | fourierdlem111.a | |- A = ( n e. NN0 |-> ( S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( cos ` ( n x. t ) ) ) _d t / _pi ) ) |
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| fourierdlem111.b | |- B = ( n e. NN |-> ( S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( sin ` ( n x. t ) ) ) _d t / _pi ) ) |
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| fourierdlem111.s | |- S = ( m e. NN |-> ( ( ( A ` 0 ) / 2 ) + sum_ n e. ( 1 ... m ) ( ( ( A ` n ) x. ( cos ` ( n x. X ) ) ) + ( ( B ` n ) x. ( sin ` ( n x. X ) ) ) ) ) ) |
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| fourierdlem111.d | |- D = ( n e. NN |-> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) |
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| fourierdlem111.p | |- P = ( m e. NN |-> { p e. ( RR ^m ( 0 ... m ) ) | ( ( ( p ` 0 ) = -u _pi /\ ( p ` m ) = _pi ) /\ A. i e. ( 0 ..^ m ) ( p ` i ) < ( p ` ( i + 1 ) ) ) } ) |
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| fourierdlem111.m | |- ( ph -> M e. NN ) |
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| fourierdlem111.q | |- ( ph -> Q e. ( P ` M ) ) |
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| fourierdlem111.x | |- ( ph -> X e. RR ) |
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| fourierdlem111.6 | |- ( ph -> F : RR --> RR ) |
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| fourierdlem111.fper | |- ( ( ph /\ x e. RR ) -> ( F ` ( x + T ) ) = ( F ` x ) ) |
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| fourierdlem111.g | |- G = ( x e. RR |-> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) |
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| fourierdlem111.fcn | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) e. ( ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) -cn-> CC ) ) |
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| fourierdlem111.r | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> R e. ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) ) |
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| fourierdlem111.l | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> L e. ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) ) |
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| fourierdlem111.t | |- T = ( 2 x. _pi ) |
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| fourierdlem111.o | |- O = ( m e. NN |-> { p e. ( RR ^m ( 0 ... m ) ) | ( ( ( p ` 0 ) = ( -u _pi - X ) /\ ( p ` m ) = ( _pi - X ) ) /\ A. i e. ( 0 ..^ m ) ( p ` i ) < ( p ` ( i + 1 ) ) ) } ) |
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| fourierdlem111.14 | |- W = ( i e. ( 0 ... M ) |-> ( ( Q ` i ) - X ) ) |
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| Assertion | fourierdlem111 | |- ( ( ph /\ n e. NN ) -> ( S ` n ) = ( S. ( -u _pi (,) 0 ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s + S. ( 0 (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fourierdlem111.a | |- A = ( n e. NN0 |-> ( S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( cos ` ( n x. t ) ) ) _d t / _pi ) ) |
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| 2 | fourierdlem111.b | |- B = ( n e. NN |-> ( S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( sin ` ( n x. t ) ) ) _d t / _pi ) ) |
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| 3 | fourierdlem111.s | |- S = ( m e. NN |-> ( ( ( A ` 0 ) / 2 ) + sum_ n e. ( 1 ... m ) ( ( ( A ` n ) x. ( cos ` ( n x. X ) ) ) + ( ( B ` n ) x. ( sin ` ( n x. X ) ) ) ) ) ) |
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| 4 | fourierdlem111.d | |- D = ( n e. NN |-> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) |
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| 5 | fourierdlem111.p | |- P = ( m e. NN |-> { p e. ( RR ^m ( 0 ... m ) ) | ( ( ( p ` 0 ) = -u _pi /\ ( p ` m ) = _pi ) /\ A. i e. ( 0 ..^ m ) ( p ` i ) < ( p ` ( i + 1 ) ) ) } ) |
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| 6 | fourierdlem111.m | |- ( ph -> M e. NN ) |
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| 7 | fourierdlem111.q | |- ( ph -> Q e. ( P ` M ) ) |
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| 8 | fourierdlem111.x | |- ( ph -> X e. RR ) |
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| 9 | fourierdlem111.6 | |- ( ph -> F : RR --> RR ) |
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| 10 | fourierdlem111.fper | |- ( ( ph /\ x e. RR ) -> ( F ` ( x + T ) ) = ( F ` x ) ) |
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| 11 | fourierdlem111.g | |- G = ( x e. RR |-> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) |
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| 12 | fourierdlem111.fcn | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) e. ( ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) -cn-> CC ) ) |
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| 13 | fourierdlem111.r | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> R e. ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) ) |
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| 14 | fourierdlem111.l | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> L e. ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) ) |
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| 15 | fourierdlem111.t | |- T = ( 2 x. _pi ) |
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| 16 | fourierdlem111.o | |- O = ( m e. NN |-> { p e. ( RR ^m ( 0 ... m ) ) | ( ( ( p ` 0 ) = ( -u _pi - X ) /\ ( p ` m ) = ( _pi - X ) ) /\ A. i e. ( 0 ..^ m ) ( p ` i ) < ( p ` ( i + 1 ) ) ) } ) |
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| 17 | fourierdlem111.14 | |- W = ( i e. ( 0 ... M ) |-> ( ( Q ` i ) - X ) ) |
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| 18 | eleq1 | |- ( k = n -> ( k e. NN <-> n e. NN ) ) |
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| 19 | 18 | anbi2d | |- ( k = n -> ( ( ph /\ k e. NN ) <-> ( ph /\ n e. NN ) ) ) |
| 20 | fveq2 | |- ( k = n -> ( S ` k ) = ( S ` n ) ) |
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| 21 | fveq2 | |- ( k = n -> ( D ` k ) = ( D ` n ) ) |
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| 22 | 21 | fveq1d | |- ( k = n -> ( ( D ` k ) ` ( t - X ) ) = ( ( D ` n ) ` ( t - X ) ) ) |
| 23 | 22 | oveq2d | |- ( k = n -> ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) = ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 24 | 23 | adantr | |- ( ( k = n /\ t e. ( -u _pi (,) _pi ) ) -> ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) = ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 25 | 24 | itgeq2dv | |- ( k = n -> S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) _d t = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) |
| 26 | 20 25 | eqeq12d | |- ( k = n -> ( ( S ` k ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) _d t <-> ( S ` n ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) ) |
| 27 | 19 26 | imbi12d | |- ( k = n -> ( ( ( ph /\ k e. NN ) -> ( S ` k ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) _d t ) <-> ( ( ph /\ n e. NN ) -> ( S ` n ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) ) ) |
| 28 | 9 | adantr | |- ( ( ph /\ k e. NN ) -> F : RR --> RR ) |
| 29 | eqid | |- ( -u _pi (,) _pi ) = ( -u _pi (,) _pi ) |
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| 30 | ioossre | |- ( -u _pi (,) _pi ) C_ RR |
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| 31 | 30 | a1i | |- ( ph -> ( -u _pi (,) _pi ) C_ RR ) |
| 32 | 9 31 | feqresmpt | |- ( ph -> ( F |` ( -u _pi (,) _pi ) ) = ( x e. ( -u _pi (,) _pi ) |-> ( F ` x ) ) ) |
| 33 | ioossicc | |- ( -u _pi (,) _pi ) C_ ( -u _pi [,] _pi ) |
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| 34 | 33 | a1i | |- ( ph -> ( -u _pi (,) _pi ) C_ ( -u _pi [,] _pi ) ) |
| 35 | ioombl | |- ( -u _pi (,) _pi ) e. dom vol |
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| 36 | 35 | a1i | |- ( ph -> ( -u _pi (,) _pi ) e. dom vol ) |
| 37 | 9 | adantr | |- ( ( ph /\ x e. ( -u _pi [,] _pi ) ) -> F : RR --> RR ) |
| 38 | pire | |- _pi e. RR |
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| 39 | 38 | renegcli | |- -u _pi e. RR |
| 40 | 39 38 | elicc2i | |- ( t e. ( -u _pi [,] _pi ) <-> ( t e. RR /\ -u _pi <_ t /\ t <_ _pi ) ) |
| 41 | 40 | simp1bi | |- ( t e. ( -u _pi [,] _pi ) -> t e. RR ) |
| 42 | 41 | ssriv | |- ( -u _pi [,] _pi ) C_ RR |
| 43 | 42 | a1i | |- ( ph -> ( -u _pi [,] _pi ) C_ RR ) |
| 44 | 43 | sselda | |- ( ( ph /\ x e. ( -u _pi [,] _pi ) ) -> x e. RR ) |
| 45 | 37 44 | ffvelcdmd | |- ( ( ph /\ x e. ( -u _pi [,] _pi ) ) -> ( F ` x ) e. RR ) |
| 46 | 9 43 | feqresmpt | |- ( ph -> ( F |` ( -u _pi [,] _pi ) ) = ( x e. ( -u _pi [,] _pi ) |-> ( F ` x ) ) ) |
| 47 | ax-resscn | |- RR C_ CC |
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| 48 | 47 | a1i | |- ( ph -> RR C_ CC ) |
| 49 | 9 48 | fssd | |- ( ph -> F : RR --> CC ) |
| 50 | 49 43 | fssresd | |- ( ph -> ( F |` ( -u _pi [,] _pi ) ) : ( -u _pi [,] _pi ) --> CC ) |
| 51 | ioossicc | |- ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ ( ( Q ` i ) [,] ( Q ` ( i + 1 ) ) ) |
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| 52 | 39 | rexri | |- -u _pi e. RR* |
| 53 | 52 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> -u _pi e. RR* ) |
| 54 | 38 | rexri | |- _pi e. RR* |
| 55 | 54 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> _pi e. RR* ) |
| 56 | 5 6 7 | fourierdlem15 | |- ( ph -> Q : ( 0 ... M ) --> ( -u _pi [,] _pi ) ) |
| 57 | 56 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> Q : ( 0 ... M ) --> ( -u _pi [,] _pi ) ) |
| 58 | simpr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> i e. ( 0 ..^ M ) ) |
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| 59 | 53 55 57 58 | fourierdlem8 | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` i ) [,] ( Q ` ( i + 1 ) ) ) C_ ( -u _pi [,] _pi ) ) |
| 60 | 51 59 | sstrid | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ ( -u _pi [,] _pi ) ) |
| 61 | 60 | resabs1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) = ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ) |
| 62 | 61 12 | eqeltrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) e. ( ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 63 | 61 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) = ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) ) |
| 64 | 13 63 | eleqtrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> R e. ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) ) |
| 65 | 61 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) = ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) ) |
| 66 | 14 65 | eleqtrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> L e. ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) ) |
| 67 | 5 6 7 50 62 64 66 | fourierdlem69 | |- ( ph -> ( F |` ( -u _pi [,] _pi ) ) e. L^1 ) |
| 68 | 46 67 | eqeltrrd | |- ( ph -> ( x e. ( -u _pi [,] _pi ) |-> ( F ` x ) ) e. L^1 ) |
| 69 | 34 36 45 68 | iblss | |- ( ph -> ( x e. ( -u _pi (,) _pi ) |-> ( F ` x ) ) e. L^1 ) |
| 70 | 32 69 | eqeltrd | |- ( ph -> ( F |` ( -u _pi (,) _pi ) ) e. L^1 ) |
| 71 | 70 | adantr | |- ( ( ph /\ k e. NN ) -> ( F |` ( -u _pi (,) _pi ) ) e. L^1 ) |
| 72 | 8 | adantr | |- ( ( ph /\ k e. NN ) -> X e. RR ) |
| 73 | simpr | |- ( ( ph /\ k e. NN ) -> k e. NN ) |
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| 74 | 28 29 71 1 2 72 3 4 73 | fourierdlem83 | |- ( ( ph /\ k e. NN ) -> ( S ` k ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` k ) ` ( t - X ) ) ) _d t ) |
| 75 | 27 74 | chvarvv | |- ( ( ph /\ n e. NN ) -> ( S ` n ) = S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) |
| 76 | 39 | a1i | |- ( ( ph /\ n e. NN ) -> -u _pi e. RR ) |
| 77 | 38 | a1i | |- ( ( ph /\ n e. NN ) -> _pi e. RR ) |
| 78 | 49 | adantr | |- ( ( ph /\ t e. ( -u _pi [,] _pi ) ) -> F : RR --> CC ) |
| 79 | 41 | adantl | |- ( ( ph /\ t e. ( -u _pi [,] _pi ) ) -> t e. RR ) |
| 80 | 78 79 | ffvelcdmd | |- ( ( ph /\ t e. ( -u _pi [,] _pi ) ) -> ( F ` t ) e. CC ) |
| 81 | 80 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( F ` t ) e. CC ) |
| 82 | 4 | dirkerf | |- ( n e. NN -> ( D ` n ) : RR --> RR ) |
| 83 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( D ` n ) : RR --> RR ) |
| 84 | 8 | adantr | |- ( ( ph /\ t e. ( -u _pi [,] _pi ) ) -> X e. RR ) |
| 85 | 79 84 | resubcld | |- ( ( ph /\ t e. ( -u _pi [,] _pi ) ) -> ( t - X ) e. RR ) |
| 86 | 85 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( t - X ) e. RR ) |
| 87 | 83 86 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( ( D ` n ) ` ( t - X ) ) e. RR ) |
| 88 | 87 | recnd | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( ( D ` n ) ` ( t - X ) ) e. CC ) |
| 89 | 81 88 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) e. CC ) |
| 90 | 76 77 89 | itgioo | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t = S. ( -u _pi [,] _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) |
| 91 | fvres | |- ( t e. ( -u _pi [,] _pi ) -> ( ( F |` ( -u _pi [,] _pi ) ) ` t ) = ( F ` t ) ) |
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| 92 | 91 | eqcomd | |- ( t e. ( -u _pi [,] _pi ) -> ( F ` t ) = ( ( F |` ( -u _pi [,] _pi ) ) ` t ) ) |
| 93 | 92 | oveq1d | |- ( t e. ( -u _pi [,] _pi ) -> ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) = ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 94 | 93 | adantl | |- ( ( ( ph /\ n e. NN ) /\ t e. ( -u _pi [,] _pi ) ) -> ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) = ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 95 | 94 | itgeq2dv | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi [,] _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t = S. ( -u _pi [,] _pi ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t ) |
| 96 | simpl | |- ( ( n = m /\ y e. RR ) -> n = m ) |
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| 97 | 96 | oveq2d | |- ( ( n = m /\ y e. RR ) -> ( 2 x. n ) = ( 2 x. m ) ) |
| 98 | 97 | oveq1d | |- ( ( n = m /\ y e. RR ) -> ( ( 2 x. n ) + 1 ) = ( ( 2 x. m ) + 1 ) ) |
| 99 | 98 | oveq1d | |- ( ( n = m /\ y e. RR ) -> ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) = ( ( ( 2 x. m ) + 1 ) / ( 2 x. _pi ) ) ) |
| 100 | 96 | oveq1d | |- ( ( n = m /\ y e. RR ) -> ( n + ( 1 / 2 ) ) = ( m + ( 1 / 2 ) ) ) |
| 101 | 100 | oveq1d | |- ( ( n = m /\ y e. RR ) -> ( ( n + ( 1 / 2 ) ) x. y ) = ( ( m + ( 1 / 2 ) ) x. y ) ) |
| 102 | 101 | fveq2d | |- ( ( n = m /\ y e. RR ) -> ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) = ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) ) |
| 103 | 102 | oveq1d | |- ( ( n = m /\ y e. RR ) -> ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) = ( ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) |
| 104 | 99 103 | ifeq12d | |- ( ( n = m /\ y e. RR ) -> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) = if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. m ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) |
| 105 | 104 | mpteq2dva | |- ( n = m -> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) = ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. m ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) |
| 106 | 105 | cbvmptv | |- ( n e. NN |-> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. n ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( n + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) = ( m e. NN |-> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. m ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) |
| 107 | 4 106 | eqtri | |- D = ( m e. NN |-> ( y e. RR |-> if ( ( y mod ( 2 x. _pi ) ) = 0 , ( ( ( 2 x. m ) + 1 ) / ( 2 x. _pi ) ) , ( ( sin ` ( ( m + ( 1 / 2 ) ) x. y ) ) / ( ( 2 x. _pi ) x. ( sin ` ( y / 2 ) ) ) ) ) ) ) |
| 108 | fveq2 | |- ( s = t -> ( ( F |` ( -u _pi [,] _pi ) ) ` s ) = ( ( F |` ( -u _pi [,] _pi ) ) ` t ) ) |
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| 109 | oveq1 | |- ( s = t -> ( s - X ) = ( t - X ) ) |
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| 110 | 109 | fveq2d | |- ( s = t -> ( ( D ` n ) ` ( s - X ) ) = ( ( D ` n ) ` ( t - X ) ) ) |
| 111 | 108 110 | oveq12d | |- ( s = t -> ( ( ( F |` ( -u _pi [,] _pi ) ) ` s ) x. ( ( D ` n ) ` ( s - X ) ) ) = ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 112 | 111 | cbvmptv | |- ( s e. ( -u _pi [,] _pi ) |-> ( ( ( F |` ( -u _pi [,] _pi ) ) ` s ) x. ( ( D ` n ) ` ( s - X ) ) ) ) = ( t e. ( -u _pi [,] _pi ) |-> ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) ) |
| 113 | 7 | adantr | |- ( ( ph /\ n e. NN ) -> Q e. ( P ` M ) ) |
| 114 | 6 | adantr | |- ( ( ph /\ n e. NN ) -> M e. NN ) |
| 115 | simpr | |- ( ( ph /\ n e. NN ) -> n e. NN ) |
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| 116 | 8 | adantr | |- ( ( ph /\ n e. NN ) -> X e. RR ) |
| 117 | 50 | adantr | |- ( ( ph /\ n e. NN ) -> ( F |` ( -u _pi [,] _pi ) ) : ( -u _pi [,] _pi ) --> CC ) |
| 118 | 62 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) e. ( ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 119 | 64 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> R e. ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` i ) ) ) |
| 120 | 66 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> L e. ( ( ( F |` ( -u _pi [,] _pi ) ) |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) limCC ( Q ` ( i + 1 ) ) ) ) |
| 121 | 107 5 112 113 114 115 116 117 118 119 120 | fourierdlem101 | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi [,] _pi ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y ) |
| 122 | oveq2 | |- ( s = y -> ( X + s ) = ( X + y ) ) |
|
| 123 | 122 | fveq2d | |- ( s = y -> ( F ` ( X + s ) ) = ( F ` ( X + y ) ) ) |
| 124 | fveq2 | |- ( s = y -> ( ( D ` n ) ` s ) = ( ( D ` n ) ` y ) ) |
|
| 125 | 123 124 | oveq12d | |- ( s = y -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) ) |
| 126 | 125 | cbvitgv | |- S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y |
| 127 | 126 | a1i | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y ) |
| 128 | 39 | a1i | |- ( ph -> -u _pi e. RR ) |
| 129 | 128 8 | resubcld | |- ( ph -> ( -u _pi - X ) e. RR ) |
| 130 | 129 | adantr | |- ( ( ph /\ n e. NN ) -> ( -u _pi - X ) e. RR ) |
| 131 | 38 | a1i | |- ( ph -> _pi e. RR ) |
| 132 | 131 8 | resubcld | |- ( ph -> ( _pi - X ) e. RR ) |
| 133 | 132 | adantr | |- ( ( ph /\ n e. NN ) -> ( _pi - X ) e. RR ) |
| 134 | 49 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> F : RR --> CC ) |
| 135 | 8 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> X e. RR ) |
| 136 | simpr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) |
|
| 137 | 129 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( -u _pi - X ) e. RR ) |
| 138 | 132 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( _pi - X ) e. RR ) |
| 139 | elicc2 | |- ( ( ( -u _pi - X ) e. RR /\ ( _pi - X ) e. RR ) -> ( y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) <-> ( y e. RR /\ ( -u _pi - X ) <_ y /\ y <_ ( _pi - X ) ) ) ) |
|
| 140 | 137 138 139 | syl2anc | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) <-> ( y e. RR /\ ( -u _pi - X ) <_ y /\ y <_ ( _pi - X ) ) ) ) |
| 141 | 136 140 | mpbid | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( y e. RR /\ ( -u _pi - X ) <_ y /\ y <_ ( _pi - X ) ) ) |
| 142 | 141 | simp1d | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> y e. RR ) |
| 143 | 135 142 | readdcld | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + y ) e. RR ) |
| 144 | 134 143 | ffvelcdmd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( F ` ( X + y ) ) e. CC ) |
| 145 | 144 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( F ` ( X + y ) ) e. CC ) |
| 146 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( D ` n ) : RR --> RR ) |
| 147 | 142 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> y e. RR ) |
| 148 | 146 147 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( ( D ` n ) ` y ) e. RR ) |
| 149 | 148 | recnd | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( ( D ` n ) ` y ) e. CC ) |
| 150 | 145 149 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) e. CC ) |
| 151 | 130 133 150 | itgioo | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y ) |
| 152 | 39 | a1i | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> -u _pi e. RR ) |
| 153 | 38 | a1i | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> _pi e. RR ) |
| 154 | 8 | recnd | |- ( ph -> X e. CC ) |
| 155 | 131 | recnd | |- ( ph -> _pi e. CC ) |
| 156 | 155 | negcld | |- ( ph -> -u _pi e. CC ) |
| 157 | 154 156 | pncan3d | |- ( ph -> ( X + ( -u _pi - X ) ) = -u _pi ) |
| 158 | 157 | eqcomd | |- ( ph -> -u _pi = ( X + ( -u _pi - X ) ) ) |
| 159 | 158 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> -u _pi = ( X + ( -u _pi - X ) ) ) |
| 160 | 141 | simp2d | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( -u _pi - X ) <_ y ) |
| 161 | 137 142 135 160 | leadd2dd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + ( -u _pi - X ) ) <_ ( X + y ) ) |
| 162 | 159 161 | eqbrtrd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> -u _pi <_ ( X + y ) ) |
| 163 | 141 | simp3d | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> y <_ ( _pi - X ) ) |
| 164 | 142 138 135 163 | leadd2dd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + y ) <_ ( X + ( _pi - X ) ) ) |
| 165 | 154 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> X e. CC ) |
| 166 | 155 | adantr | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> _pi e. CC ) |
| 167 | 165 166 | pncan3d | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + ( _pi - X ) ) = _pi ) |
| 168 | 164 167 | breqtrd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + y ) <_ _pi ) |
| 169 | 152 153 143 162 168 | eliccd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( X + y ) e. ( -u _pi [,] _pi ) ) |
| 170 | fvres | |- ( ( X + y ) e. ( -u _pi [,] _pi ) -> ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) = ( F ` ( X + y ) ) ) |
|
| 171 | 169 170 | syl | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) = ( F ` ( X + y ) ) ) |
| 172 | 171 | eqcomd | |- ( ( ph /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( F ` ( X + y ) ) = ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) ) |
| 173 | 172 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( F ` ( X + y ) ) = ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) ) |
| 174 | 173 | oveq1d | |- ( ( ( ph /\ n e. NN ) /\ y e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) = ( ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) ) |
| 175 | 174 | itgeq2dv | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( ( F ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y ) |
| 176 | 127 151 175 | 3eqtrrd | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` ( X + y ) ) x. ( ( D ` n ) ` y ) ) _d y = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 177 | 121 176 | eqtrd | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi [,] _pi ) ( ( ( F |` ( -u _pi [,] _pi ) ) ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 178 | 90 95 177 | 3eqtrd | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi (,) _pi ) ( ( F ` t ) x. ( ( D ` n ) ` ( t - X ) ) ) _d t = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 179 | elioore | |- ( s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) -> s e. RR ) |
|
| 180 | 179 | adantl | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> s e. RR ) |
| 181 | 49 | adantr | |- ( ( ph /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> F : RR --> CC ) |
| 182 | 8 | adantr | |- ( ( ph /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> X e. RR ) |
| 183 | 179 | adantl | |- ( ( ph /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> s e. RR ) |
| 184 | 182 183 | readdcld | |- ( ( ph /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( X + s ) e. RR ) |
| 185 | 181 184 | ffvelcdmd | |- ( ( ph /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 186 | 185 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 187 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( D ` n ) : RR --> RR ) |
| 188 | 187 180 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( ( D ` n ) ` s ) e. RR ) |
| 189 | 188 | recnd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( ( D ` n ) ` s ) e. CC ) |
| 190 | 186 189 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) |
| 191 | oveq2 | |- ( x = s -> ( X + x ) = ( X + s ) ) |
|
| 192 | 191 | fveq2d | |- ( x = s -> ( F ` ( X + x ) ) = ( F ` ( X + s ) ) ) |
| 193 | fveq2 | |- ( x = s -> ( ( D ` n ) ` x ) = ( ( D ` n ) ` s ) ) |
|
| 194 | 192 193 | oveq12d | |- ( x = s -> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 195 | 194 | cbvmptv | |- ( x e. RR |-> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) = ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 196 | 11 195 | eqtri | |- G = ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 197 | 196 | fvmpt2 | |- ( ( s e. RR /\ ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 198 | 180 190 197 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 199 | 198 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) (,) ( _pi - X ) ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( G ` s ) ) |
| 200 | 199 | itgeq2dv | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( G ` s ) _d s ) |
| 201 | 49 | adantr | |- ( ( ph /\ x e. RR ) -> F : RR --> CC ) |
| 202 | 8 | adantr | |- ( ( ph /\ x e. RR ) -> X e. RR ) |
| 203 | simpr | |- ( ( ph /\ x e. RR ) -> x e. RR ) |
|
| 204 | 202 203 | readdcld | |- ( ( ph /\ x e. RR ) -> ( X + x ) e. RR ) |
| 205 | 201 204 | ffvelcdmd | |- ( ( ph /\ x e. RR ) -> ( F ` ( X + x ) ) e. CC ) |
| 206 | 205 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( F ` ( X + x ) ) e. CC ) |
| 207 | 82 | adantl | |- ( ( ph /\ n e. NN ) -> ( D ` n ) : RR --> RR ) |
| 208 | 207 | ffvelcdmda | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( D ` n ) ` x ) e. RR ) |
| 209 | 208 | recnd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( D ` n ) ` x ) e. CC ) |
| 210 | 206 209 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) e. CC ) |
| 211 | 210 11 | fmptd | |- ( ( ph /\ n e. NN ) -> G : RR --> CC ) |
| 212 | 211 | adantr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> G : RR --> CC ) |
| 213 | 129 | adantr | |- ( ( ph /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( -u _pi - X ) e. RR ) |
| 214 | 132 | adantr | |- ( ( ph /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( _pi - X ) e. RR ) |
| 215 | simpr | |- ( ( ph /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) |
|
| 216 | eliccre | |- ( ( ( -u _pi - X ) e. RR /\ ( _pi - X ) e. RR /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> s e. RR ) |
|
| 217 | 213 214 215 216 | syl3anc | |- ( ( ph /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> s e. RR ) |
| 218 | 217 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> s e. RR ) |
| 219 | 212 218 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( ( -u _pi - X ) [,] ( _pi - X ) ) ) -> ( G ` s ) e. CC ) |
| 220 | 130 133 219 | itgioo | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( G ` s ) _d s = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` s ) _d s ) |
| 221 | fveq2 | |- ( s = x -> ( G ` s ) = ( G ` x ) ) |
|
| 222 | 221 | cbvitgv | |- S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` s ) _d s = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x |
| 223 | 220 222 | eqtrdi | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( G ` s ) _d s = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x ) |
| 224 | 200 223 | eqtrd | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x ) |
| 225 | eqid | |- ( ( _pi - X ) - ( -u _pi - X ) ) = ( ( _pi - X ) - ( -u _pi - X ) ) |
|
| 226 | 116 | renegcld | |- ( ( ph /\ n e. NN ) -> -u X e. RR ) |
| 227 | 5 | fourierdlem2 | |- ( M e. NN -> ( Q e. ( P ` M ) <-> ( Q e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( Q ` 0 ) = -u _pi /\ ( Q ` M ) = _pi ) /\ A. i e. ( 0 ..^ M ) ( Q ` i ) < ( Q ` ( i + 1 ) ) ) ) ) ) |
| 228 | 6 227 | syl | |- ( ph -> ( Q e. ( P ` M ) <-> ( Q e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( Q ` 0 ) = -u _pi /\ ( Q ` M ) = _pi ) /\ A. i e. ( 0 ..^ M ) ( Q ` i ) < ( Q ` ( i + 1 ) ) ) ) ) ) |
| 229 | 7 228 | mpbid | |- ( ph -> ( Q e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( Q ` 0 ) = -u _pi /\ ( Q ` M ) = _pi ) /\ A. i e. ( 0 ..^ M ) ( Q ` i ) < ( Q ` ( i + 1 ) ) ) ) ) |
| 230 | 229 | simpld | |- ( ph -> Q e. ( RR ^m ( 0 ... M ) ) ) |
| 231 | elmapi | |- ( Q e. ( RR ^m ( 0 ... M ) ) -> Q : ( 0 ... M ) --> RR ) |
|
| 232 | 230 231 | syl | |- ( ph -> Q : ( 0 ... M ) --> RR ) |
| 233 | 232 | ffvelcdmda | |- ( ( ph /\ i e. ( 0 ... M ) ) -> ( Q ` i ) e. RR ) |
| 234 | 8 | adantr | |- ( ( ph /\ i e. ( 0 ... M ) ) -> X e. RR ) |
| 235 | 233 234 | resubcld | |- ( ( ph /\ i e. ( 0 ... M ) ) -> ( ( Q ` i ) - X ) e. RR ) |
| 236 | 235 17 | fmptd | |- ( ph -> W : ( 0 ... M ) --> RR ) |
| 237 | reex | |- RR e. _V |
|
| 238 | ovex | |- ( 0 ... M ) e. _V |
|
| 239 | 237 238 | pm3.2i | |- ( RR e. _V /\ ( 0 ... M ) e. _V ) |
| 240 | elmapg | |- ( ( RR e. _V /\ ( 0 ... M ) e. _V ) -> ( W e. ( RR ^m ( 0 ... M ) ) <-> W : ( 0 ... M ) --> RR ) ) |
|
| 241 | 239 240 | mp1i | |- ( ph -> ( W e. ( RR ^m ( 0 ... M ) ) <-> W : ( 0 ... M ) --> RR ) ) |
| 242 | 236 241 | mpbird | |- ( ph -> W e. ( RR ^m ( 0 ... M ) ) ) |
| 243 | 17 | a1i | |- ( ph -> W = ( i e. ( 0 ... M ) |-> ( ( Q ` i ) - X ) ) ) |
| 244 | fveq2 | |- ( i = 0 -> ( Q ` i ) = ( Q ` 0 ) ) |
|
| 245 | 229 | simprd | |- ( ph -> ( ( ( Q ` 0 ) = -u _pi /\ ( Q ` M ) = _pi ) /\ A. i e. ( 0 ..^ M ) ( Q ` i ) < ( Q ` ( i + 1 ) ) ) ) |
| 246 | 245 | simpld | |- ( ph -> ( ( Q ` 0 ) = -u _pi /\ ( Q ` M ) = _pi ) ) |
| 247 | 246 | simpld | |- ( ph -> ( Q ` 0 ) = -u _pi ) |
| 248 | 244 247 | sylan9eqr | |- ( ( ph /\ i = 0 ) -> ( Q ` i ) = -u _pi ) |
| 249 | 248 | oveq1d | |- ( ( ph /\ i = 0 ) -> ( ( Q ` i ) - X ) = ( -u _pi - X ) ) |
| 250 | 0zd | |- ( ph -> 0 e. ZZ ) |
|
| 251 | 6 | nnzd | |- ( ph -> M e. ZZ ) |
| 252 | 0red | |- ( M e. NN -> 0 e. RR ) |
|
| 253 | nnre | |- ( M e. NN -> M e. RR ) |
|
| 254 | nngt0 | |- ( M e. NN -> 0 < M ) |
|
| 255 | 252 253 254 | ltled | |- ( M e. NN -> 0 <_ M ) |
| 256 | 6 255 | syl | |- ( ph -> 0 <_ M ) |
| 257 | eluz2 | |- ( M e. ( ZZ>= ` 0 ) <-> ( 0 e. ZZ /\ M e. ZZ /\ 0 <_ M ) ) |
|
| 258 | 250 251 256 257 | syl3anbrc | |- ( ph -> M e. ( ZZ>= ` 0 ) ) |
| 259 | eluzfz1 | |- ( M e. ( ZZ>= ` 0 ) -> 0 e. ( 0 ... M ) ) |
|
| 260 | 258 259 | syl | |- ( ph -> 0 e. ( 0 ... M ) ) |
| 261 | 243 249 260 129 | fvmptd | |- ( ph -> ( W ` 0 ) = ( -u _pi - X ) ) |
| 262 | fveq2 | |- ( i = M -> ( Q ` i ) = ( Q ` M ) ) |
|
| 263 | 246 | simprd | |- ( ph -> ( Q ` M ) = _pi ) |
| 264 | 262 263 | sylan9eqr | |- ( ( ph /\ i = M ) -> ( Q ` i ) = _pi ) |
| 265 | 264 | oveq1d | |- ( ( ph /\ i = M ) -> ( ( Q ` i ) - X ) = ( _pi - X ) ) |
| 266 | eluzfz2 | |- ( M e. ( ZZ>= ` 0 ) -> M e. ( 0 ... M ) ) |
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| 267 | 258 266 | syl | |- ( ph -> M e. ( 0 ... M ) ) |
| 268 | 243 265 267 132 | fvmptd | |- ( ph -> ( W ` M ) = ( _pi - X ) ) |
| 269 | 261 268 | jca | |- ( ph -> ( ( W ` 0 ) = ( -u _pi - X ) /\ ( W ` M ) = ( _pi - X ) ) ) |
| 270 | 232 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> Q : ( 0 ... M ) --> RR ) |
| 271 | elfzofz | |- ( i e. ( 0 ..^ M ) -> i e. ( 0 ... M ) ) |
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| 272 | 271 | adantl | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> i e. ( 0 ... M ) ) |
| 273 | 270 272 | ffvelcdmd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) e. RR ) |
| 274 | fzofzp1 | |- ( i e. ( 0 ..^ M ) -> ( i + 1 ) e. ( 0 ... M ) ) |
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| 275 | 274 | adantl | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( i + 1 ) e. ( 0 ... M ) ) |
| 276 | 270 275 | ffvelcdmd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` ( i + 1 ) ) e. RR ) |
| 277 | 8 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> X e. RR ) |
| 278 | 245 | simprd | |- ( ph -> A. i e. ( 0 ..^ M ) ( Q ` i ) < ( Q ` ( i + 1 ) ) ) |
| 279 | 278 | r19.21bi | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) < ( Q ` ( i + 1 ) ) ) |
| 280 | 273 276 277 279 | ltsub1dd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` i ) - X ) < ( ( Q ` ( i + 1 ) ) - X ) ) |
| 281 | 272 235 | syldan | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` i ) - X ) e. RR ) |
| 282 | 17 | fvmpt2 | |- ( ( i e. ( 0 ... M ) /\ ( ( Q ` i ) - X ) e. RR ) -> ( W ` i ) = ( ( Q ` i ) - X ) ) |
| 283 | 272 281 282 | syl2anc | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) = ( ( Q ` i ) - X ) ) |
| 284 | fveq2 | |- ( i = j -> ( Q ` i ) = ( Q ` j ) ) |
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| 285 | 284 | oveq1d | |- ( i = j -> ( ( Q ` i ) - X ) = ( ( Q ` j ) - X ) ) |
| 286 | 285 | cbvmptv | |- ( i e. ( 0 ... M ) |-> ( ( Q ` i ) - X ) ) = ( j e. ( 0 ... M ) |-> ( ( Q ` j ) - X ) ) |
| 287 | 17 286 | eqtri | |- W = ( j e. ( 0 ... M ) |-> ( ( Q ` j ) - X ) ) |
| 288 | 287 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> W = ( j e. ( 0 ... M ) |-> ( ( Q ` j ) - X ) ) ) |
| 289 | fveq2 | |- ( j = ( i + 1 ) -> ( Q ` j ) = ( Q ` ( i + 1 ) ) ) |
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| 290 | 289 | oveq1d | |- ( j = ( i + 1 ) -> ( ( Q ` j ) - X ) = ( ( Q ` ( i + 1 ) ) - X ) ) |
| 291 | 290 | adantl | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ j = ( i + 1 ) ) -> ( ( Q ` j ) - X ) = ( ( Q ` ( i + 1 ) ) - X ) ) |
| 292 | 276 277 | resubcld | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` ( i + 1 ) ) - X ) e. RR ) |
| 293 | 288 291 275 292 | fvmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) = ( ( Q ` ( i + 1 ) ) - X ) ) |
| 294 | 280 283 293 | 3brtr4d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) < ( W ` ( i + 1 ) ) ) |
| 295 | 294 | ralrimiva | |- ( ph -> A. i e. ( 0 ..^ M ) ( W ` i ) < ( W ` ( i + 1 ) ) ) |
| 296 | 242 269 295 | jca32 | |- ( ph -> ( W e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( W ` 0 ) = ( -u _pi - X ) /\ ( W ` M ) = ( _pi - X ) ) /\ A. i e. ( 0 ..^ M ) ( W ` i ) < ( W ` ( i + 1 ) ) ) ) ) |
| 297 | 16 | fourierdlem2 | |- ( M e. NN -> ( W e. ( O ` M ) <-> ( W e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( W ` 0 ) = ( -u _pi - X ) /\ ( W ` M ) = ( _pi - X ) ) /\ A. i e. ( 0 ..^ M ) ( W ` i ) < ( W ` ( i + 1 ) ) ) ) ) ) |
| 298 | 6 297 | syl | |- ( ph -> ( W e. ( O ` M ) <-> ( W e. ( RR ^m ( 0 ... M ) ) /\ ( ( ( W ` 0 ) = ( -u _pi - X ) /\ ( W ` M ) = ( _pi - X ) ) /\ A. i e. ( 0 ..^ M ) ( W ` i ) < ( W ` ( i + 1 ) ) ) ) ) ) |
| 299 | 296 298 | mpbird | |- ( ph -> W e. ( O ` M ) ) |
| 300 | 299 | adantr | |- ( ( ph /\ n e. NN ) -> W e. ( O ` M ) ) |
| 301 | 155 156 154 | nnncan2d | |- ( ph -> ( ( _pi - X ) - ( -u _pi - X ) ) = ( _pi - -u _pi ) ) |
| 302 | picn | |- _pi e. CC |
|
| 303 | 302 | 2timesi | |- ( 2 x. _pi ) = ( _pi + _pi ) |
| 304 | 302 302 | subnegi | |- ( _pi - -u _pi ) = ( _pi + _pi ) |
| 305 | 303 15 304 | 3eqtr4i | |- T = ( _pi - -u _pi ) |
| 306 | 301 305 | eqtr4di | |- ( ph -> ( ( _pi - X ) - ( -u _pi - X ) ) = T ) |
| 307 | 306 | oveq2d | |- ( ph -> ( x + ( ( _pi - X ) - ( -u _pi - X ) ) ) = ( x + T ) ) |
| 308 | 307 | fveq2d | |- ( ph -> ( G ` ( x + ( ( _pi - X ) - ( -u _pi - X ) ) ) ) = ( G ` ( x + T ) ) ) |
| 309 | 308 | ad2antrr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( G ` ( x + ( ( _pi - X ) - ( -u _pi - X ) ) ) ) = ( G ` ( x + T ) ) ) |
| 310 | simpr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> x e. RR ) |
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| 311 | 11 | fvmpt2 | |- ( ( x e. RR /\ ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) e. CC ) -> ( G ` x ) = ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) |
| 312 | 310 210 311 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( G ` x ) = ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) |
| 313 | 154 | adantr | |- ( ( ph /\ x e. RR ) -> X e. CC ) |
| 314 | 203 | recnd | |- ( ( ph /\ x e. RR ) -> x e. CC ) |
| 315 | 2re | |- 2 e. RR |
|
| 316 | 315 38 | remulcli | |- ( 2 x. _pi ) e. RR |
| 317 | 15 316 | eqeltri | |- T e. RR |
| 318 | 317 | a1i | |- ( ph -> T e. RR ) |
| 319 | 318 | recnd | |- ( ph -> T e. CC ) |
| 320 | 319 | adantr | |- ( ( ph /\ x e. RR ) -> T e. CC ) |
| 321 | 313 314 320 | addassd | |- ( ( ph /\ x e. RR ) -> ( ( X + x ) + T ) = ( X + ( x + T ) ) ) |
| 322 | 321 | eqcomd | |- ( ( ph /\ x e. RR ) -> ( X + ( x + T ) ) = ( ( X + x ) + T ) ) |
| 323 | 322 | fveq2d | |- ( ( ph /\ x e. RR ) -> ( F ` ( X + ( x + T ) ) ) = ( F ` ( ( X + x ) + T ) ) ) |
| 324 | simpl | |- ( ( ph /\ x e. RR ) -> ph ) |
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| 325 | 324 204 | jca | |- ( ( ph /\ x e. RR ) -> ( ph /\ ( X + x ) e. RR ) ) |
| 326 | eleq1 | |- ( s = ( X + x ) -> ( s e. RR <-> ( X + x ) e. RR ) ) |
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| 327 | 326 | anbi2d | |- ( s = ( X + x ) -> ( ( ph /\ s e. RR ) <-> ( ph /\ ( X + x ) e. RR ) ) ) |
| 328 | oveq1 | |- ( s = ( X + x ) -> ( s + T ) = ( ( X + x ) + T ) ) |
|
| 329 | 328 | fveq2d | |- ( s = ( X + x ) -> ( F ` ( s + T ) ) = ( F ` ( ( X + x ) + T ) ) ) |
| 330 | fveq2 | |- ( s = ( X + x ) -> ( F ` s ) = ( F ` ( X + x ) ) ) |
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| 331 | 329 330 | eqeq12d | |- ( s = ( X + x ) -> ( ( F ` ( s + T ) ) = ( F ` s ) <-> ( F ` ( ( X + x ) + T ) ) = ( F ` ( X + x ) ) ) ) |
| 332 | 327 331 | imbi12d | |- ( s = ( X + x ) -> ( ( ( ph /\ s e. RR ) -> ( F ` ( s + T ) ) = ( F ` s ) ) <-> ( ( ph /\ ( X + x ) e. RR ) -> ( F ` ( ( X + x ) + T ) ) = ( F ` ( X + x ) ) ) ) ) |
| 333 | eleq1 | |- ( x = s -> ( x e. RR <-> s e. RR ) ) |
|
| 334 | 333 | anbi2d | |- ( x = s -> ( ( ph /\ x e. RR ) <-> ( ph /\ s e. RR ) ) ) |
| 335 | oveq1 | |- ( x = s -> ( x + T ) = ( s + T ) ) |
|
| 336 | 335 | fveq2d | |- ( x = s -> ( F ` ( x + T ) ) = ( F ` ( s + T ) ) ) |
| 337 | fveq2 | |- ( x = s -> ( F ` x ) = ( F ` s ) ) |
|
| 338 | 336 337 | eqeq12d | |- ( x = s -> ( ( F ` ( x + T ) ) = ( F ` x ) <-> ( F ` ( s + T ) ) = ( F ` s ) ) ) |
| 339 | 334 338 | imbi12d | |- ( x = s -> ( ( ( ph /\ x e. RR ) -> ( F ` ( x + T ) ) = ( F ` x ) ) <-> ( ( ph /\ s e. RR ) -> ( F ` ( s + T ) ) = ( F ` s ) ) ) ) |
| 340 | 339 10 | chvarvv | |- ( ( ph /\ s e. RR ) -> ( F ` ( s + T ) ) = ( F ` s ) ) |
| 341 | 332 340 | vtoclg | |- ( ( X + x ) e. RR -> ( ( ph /\ ( X + x ) e. RR ) -> ( F ` ( ( X + x ) + T ) ) = ( F ` ( X + x ) ) ) ) |
| 342 | 204 325 341 | sylc | |- ( ( ph /\ x e. RR ) -> ( F ` ( ( X + x ) + T ) ) = ( F ` ( X + x ) ) ) |
| 343 | 323 342 | eqtr2d | |- ( ( ph /\ x e. RR ) -> ( F ` ( X + x ) ) = ( F ` ( X + ( x + T ) ) ) ) |
| 344 | 343 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( F ` ( X + x ) ) = ( F ` ( X + ( x + T ) ) ) ) |
| 345 | 4 15 | dirkerper | |- ( ( n e. NN /\ x e. RR ) -> ( ( D ` n ) ` ( x + T ) ) = ( ( D ` n ) ` x ) ) |
| 346 | 345 | eqcomd | |- ( ( n e. NN /\ x e. RR ) -> ( ( D ` n ) ` x ) = ( ( D ` n ) ` ( x + T ) ) ) |
| 347 | 346 | adantll | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( D ` n ) ` x ) = ( ( D ` n ) ` ( x + T ) ) ) |
| 348 | 344 347 | oveq12d | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) = ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) ) |
| 349 | 196 | a1i | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> G = ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) ) |
| 350 | oveq2 | |- ( s = ( x + T ) -> ( X + s ) = ( X + ( x + T ) ) ) |
|
| 351 | 350 | fveq2d | |- ( s = ( x + T ) -> ( F ` ( X + s ) ) = ( F ` ( X + ( x + T ) ) ) ) |
| 352 | fveq2 | |- ( s = ( x + T ) -> ( ( D ` n ) ` s ) = ( ( D ` n ) ` ( x + T ) ) ) |
|
| 353 | 351 352 | oveq12d | |- ( s = ( x + T ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) ) |
| 354 | 353 | adantl | |- ( ( ( ( ph /\ n e. NN ) /\ x e. RR ) /\ s = ( x + T ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) ) |
| 355 | 317 | a1i | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> T e. RR ) |
| 356 | 310 355 | readdcld | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( x + T ) e. RR ) |
| 357 | 317 | a1i | |- ( ( ph /\ x e. RR ) -> T e. RR ) |
| 358 | 203 357 | readdcld | |- ( ( ph /\ x e. RR ) -> ( x + T ) e. RR ) |
| 359 | 202 358 | readdcld | |- ( ( ph /\ x e. RR ) -> ( X + ( x + T ) ) e. RR ) |
| 360 | 201 359 | ffvelcdmd | |- ( ( ph /\ x e. RR ) -> ( F ` ( X + ( x + T ) ) ) e. CC ) |
| 361 | 360 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( F ` ( X + ( x + T ) ) ) e. CC ) |
| 362 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( D ` n ) : RR --> RR ) |
| 363 | 362 356 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( D ` n ) ` ( x + T ) ) e. RR ) |
| 364 | 363 | recnd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( D ` n ) ` ( x + T ) ) e. CC ) |
| 365 | 361 364 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) e. CC ) |
| 366 | 349 354 356 365 | fvmptd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( G ` ( x + T ) ) = ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) ) |
| 367 | 366 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( ( F ` ( X + ( x + T ) ) ) x. ( ( D ` n ) ` ( x + T ) ) ) = ( G ` ( x + T ) ) ) |
| 368 | 312 348 367 | 3eqtrrd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( G ` ( x + T ) ) = ( G ` x ) ) |
| 369 | 309 368 | eqtrd | |- ( ( ( ph /\ n e. NN ) /\ x e. RR ) -> ( G ` ( x + ( ( _pi - X ) - ( -u _pi - X ) ) ) ) = ( G ` x ) ) |
| 370 | 196 | reseq1i | |- ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
| 371 | 370 | a1i | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 372 | ioossre | |- ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ RR |
|
| 373 | resmpt | |- ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ RR -> ( ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) ) |
|
| 374 | 372 373 | ax-mp | |- ( ( s e. RR |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 375 | 371 374 | eqtrdi | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) ) |
| 376 | 273 | rexrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) e. RR* ) |
| 377 | 376 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) e. RR* ) |
| 378 | 276 | rexrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` ( i + 1 ) ) e. RR* ) |
| 379 | 378 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` ( i + 1 ) ) e. RR* ) |
| 380 | 8 | adantr | |- ( ( ph /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> X e. RR ) |
| 381 | elioore | |- ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -> s e. RR ) |
|
| 382 | 381 | adantl | |- ( ( ph /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> s e. RR ) |
| 383 | 380 382 | readdcld | |- ( ( ph /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + s ) e. RR ) |
| 384 | 383 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + s ) e. RR ) |
| 385 | eleq1 | |- ( x = s -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) <-> s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
|
| 386 | 385 | anbi2d | |- ( x = s -> ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) <-> ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) ) |
| 387 | 191 | breq2d | |- ( x = s -> ( ( Q ` i ) < ( X + x ) <-> ( Q ` i ) < ( X + s ) ) ) |
| 388 | 386 387 | imbi12d | |- ( x = s -> ( ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) < ( X + x ) ) <-> ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) < ( X + s ) ) ) ) |
| 389 | 154 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> X e. CC ) |
| 390 | 283 281 | eqeltrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. RR ) |
| 391 | 390 | recnd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. CC ) |
| 392 | 389 391 | addcomd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` i ) ) = ( ( W ` i ) + X ) ) |
| 393 | 283 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) + X ) = ( ( ( Q ` i ) - X ) + X ) ) |
| 394 | 273 | recnd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) e. CC ) |
| 395 | 394 389 | npcand | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( Q ` i ) - X ) + X ) = ( Q ` i ) ) |
| 396 | 392 393 395 | 3eqtrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) = ( X + ( W ` i ) ) ) |
| 397 | 396 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) = ( X + ( W ` i ) ) ) |
| 398 | 390 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) e. RR ) |
| 399 | elioore | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -> x e. RR ) |
|
| 400 | 399 | adantl | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> x e. RR ) |
| 401 | 8 | ad2antrr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> X e. RR ) |
| 402 | 390 | rexrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. RR* ) |
| 403 | 402 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) e. RR* ) |
| 404 | 293 292 | eqeltrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. RR ) |
| 405 | 404 | rexrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. RR* ) |
| 406 | 405 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` ( i + 1 ) ) e. RR* ) |
| 407 | simpr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
|
| 408 | ioogtlb | |- ( ( ( W ` i ) e. RR* /\ ( W ` ( i + 1 ) ) e. RR* /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) < x ) |
|
| 409 | 403 406 407 408 | syl3anc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) < x ) |
| 410 | 398 400 401 409 | ltadd2dd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + ( W ` i ) ) < ( X + x ) ) |
| 411 | 397 410 | eqbrtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) < ( X + x ) ) |
| 412 | 388 411 | chvarvv | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) < ( X + s ) ) |
| 413 | 191 | breq1d | |- ( x = s -> ( ( X + x ) < ( Q ` ( i + 1 ) ) <-> ( X + s ) < ( Q ` ( i + 1 ) ) ) ) |
| 414 | 386 413 | imbi12d | |- ( x = s -> ( ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) < ( Q ` ( i + 1 ) ) ) <-> ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + s ) < ( Q ` ( i + 1 ) ) ) ) ) |
| 415 | 404 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` ( i + 1 ) ) e. RR ) |
| 416 | iooltub | |- ( ( ( W ` i ) e. RR* /\ ( W ` ( i + 1 ) ) e. RR* /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> x < ( W ` ( i + 1 ) ) ) |
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| 417 | 403 406 407 416 | syl3anc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> x < ( W ` ( i + 1 ) ) ) |
| 418 | 400 415 401 417 | ltadd2dd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) < ( X + ( W ` ( i + 1 ) ) ) ) |
| 419 | 404 | recnd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. CC ) |
| 420 | 389 419 | addcomd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` ( i + 1 ) ) ) = ( ( W ` ( i + 1 ) ) + X ) ) |
| 421 | 293 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` ( i + 1 ) ) + X ) = ( ( ( Q ` ( i + 1 ) ) - X ) + X ) ) |
| 422 | 276 | recnd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` ( i + 1 ) ) e. CC ) |
| 423 | 422 389 | npcand | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( Q ` ( i + 1 ) ) - X ) + X ) = ( Q ` ( i + 1 ) ) ) |
| 424 | 420 421 423 | 3eqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` ( i + 1 ) ) ) = ( Q ` ( i + 1 ) ) ) |
| 425 | 424 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + ( W ` ( i + 1 ) ) ) = ( Q ` ( i + 1 ) ) ) |
| 426 | 418 425 | breqtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) < ( Q ` ( i + 1 ) ) ) |
| 427 | 414 426 | chvarvv | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + s ) < ( Q ` ( i + 1 ) ) ) |
| 428 | 377 379 384 412 427 | eliood | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + s ) e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
| 429 | 191 | cbvmptv | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + s ) ) |
| 430 | 429 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + s ) ) ) |
| 431 | ioossre | |- ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ RR |
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| 432 | 431 | a1i | |- ( ph -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ RR ) |
| 433 | 9 432 | feqresmpt | |- ( ph -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) = ( x e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) |-> ( F ` x ) ) ) |
| 434 | 433 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) = ( x e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) |-> ( F ` x ) ) ) |
| 435 | fveq2 | |- ( x = ( X + s ) -> ( F ` x ) = ( F ` ( X + s ) ) ) |
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| 436 | 428 430 434 435 | fmptco | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + s ) ) ) ) |
| 437 | eqid | |- ( x e. CC |-> ( X + x ) ) = ( x e. CC |-> ( X + x ) ) |
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| 438 | ssid | |- CC C_ CC |
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| 439 | 438 | a1i | |- ( ph -> CC C_ CC ) |
| 440 | 439 154 439 | constcncfg | |- ( ph -> ( x e. CC |-> X ) e. ( CC -cn-> CC ) ) |
| 441 | cncfmptid | |- ( ( CC C_ CC /\ CC C_ CC ) -> ( x e. CC |-> x ) e. ( CC -cn-> CC ) ) |
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| 442 | 438 438 441 | mp2an | |- ( x e. CC |-> x ) e. ( CC -cn-> CC ) |
| 443 | 442 | a1i | |- ( ph -> ( x e. CC |-> x ) e. ( CC -cn-> CC ) ) |
| 444 | 440 443 | addcncf | |- ( ph -> ( x e. CC |-> ( X + x ) ) e. ( CC -cn-> CC ) ) |
| 445 | 444 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. CC |-> ( X + x ) ) e. ( CC -cn-> CC ) ) |
| 446 | ioosscn | |- ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ CC |
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| 447 | 446 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ CC ) |
| 448 | ioosscn | |- ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ CC |
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| 449 | 448 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ CC ) |
| 450 | 376 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) e. RR* ) |
| 451 | 378 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` ( i + 1 ) ) e. RR* ) |
| 452 | 8 | adantr | |- ( ( ph /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> X e. RR ) |
| 453 | 399 | adantl | |- ( ( ph /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> x e. RR ) |
| 454 | 452 453 | readdcld | |- ( ( ph /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. RR ) |
| 455 | 454 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. RR ) |
| 456 | 450 451 455 411 426 | eliood | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
| 457 | 437 445 447 449 456 | cncfmptssg | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ) |
| 458 | 457 12 | cncfco | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 459 | 436 458 | eqeltrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + s ) ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 460 | 459 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + s ) ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 461 | eqid | |- ( s e. RR |-> ( ( D ` n ) ` s ) ) = ( s e. RR |-> ( ( D ` n ) ` s ) ) |
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| 462 | 82 | feqmptd | |- ( n e. NN -> ( D ` n ) = ( s e. RR |-> ( ( D ` n ) ` s ) ) ) |
| 463 | cncfss | |- ( ( RR C_ CC /\ CC C_ CC ) -> ( RR -cn-> RR ) C_ ( RR -cn-> CC ) ) |
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| 464 | 47 438 463 | mp2an | |- ( RR -cn-> RR ) C_ ( RR -cn-> CC ) |
| 465 | 4 | dirkercncf | |- ( n e. NN -> ( D ` n ) e. ( RR -cn-> RR ) ) |
| 466 | 464 465 | sselid | |- ( n e. NN -> ( D ` n ) e. ( RR -cn-> CC ) ) |
| 467 | 462 466 | eqeltrrd | |- ( n e. NN -> ( s e. RR |-> ( ( D ` n ) ` s ) ) e. ( RR -cn-> CC ) ) |
| 468 | 372 | a1i | |- ( n e. NN -> ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ RR ) |
| 469 | 438 | a1i | |- ( n e. NN -> CC C_ CC ) |
| 470 | cncff | |- ( ( D ` n ) e. ( RR -cn-> CC ) -> ( D ` n ) : RR --> CC ) |
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| 471 | 466 470 | syl | |- ( n e. NN -> ( D ` n ) : RR --> CC ) |
| 472 | 471 | adantr | |- ( ( n e. NN /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( D ` n ) : RR --> CC ) |
| 473 | 381 | adantl | |- ( ( n e. NN /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> s e. RR ) |
| 474 | 472 473 | ffvelcdmd | |- ( ( n e. NN /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( D ` n ) ` s ) e. CC ) |
| 475 | 461 467 468 469 474 | cncfmptssg | |- ( n e. NN -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( D ` n ) ` s ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 476 | 475 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( D ` n ) ` s ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 477 | 460 476 | mulcncf | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 478 | 375 477 | eqeltrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) e. ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 479 | 453 205 | syldan | |- ( ( ph /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( F ` ( X + x ) ) e. CC ) |
| 480 | 479 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( F ` ( X + x ) ) e. CC ) |
| 481 | eqid | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) |
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| 482 | 480 481 | fmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> CC ) |
| 483 | 482 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> CC ) |
| 484 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( D ` n ) : RR --> RR ) |
| 485 | 372 | a1i | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ RR ) |
| 486 | 484 485 | fssresd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> RR ) |
| 487 | 47 | a1i | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> RR C_ CC ) |
| 488 | 486 487 | fssd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> CC ) |
| 489 | eqid | |- ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) |
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| 490 | fdm | |- ( F : RR --> CC -> dom F = RR ) |
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| 491 | 49 490 | syl | |- ( ph -> dom F = RR ) |
| 492 | 431 491 | sseqtrrid | |- ( ph -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ dom F ) |
| 493 | ssdmres | |- ( ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) C_ dom F <-> dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) = ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
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| 494 | 492 493 | sylib | |- ( ph -> dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) = ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
| 495 | 494 | eqcomd | |- ( ph -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) = dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ) |
| 496 | 495 | ad2antrr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) = dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ) |
| 497 | 456 496 | eleqtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ) |
| 498 | 273 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) e. RR ) |
| 499 | 498 411 | gtned | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) =/= ( Q ` i ) ) |
| 500 | eldifsn | |- ( ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) <-> ( ( X + x ) e. dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) /\ ( X + x ) =/= ( Q ` i ) ) ) |
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| 501 | 497 499 500 | sylanbrc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) ) |
| 502 | 501 | ralrimiva | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> A. x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) ) |
| 503 | eqid | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |
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| 504 | 503 | rnmptss | |- ( A. x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) -> ran ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) C_ ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) ) |
| 505 | 502 504 | syl | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ran ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) C_ ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` i ) } ) ) |
| 506 | eqidd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) |
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| 507 | oveq2 | |- ( x = ( W ` i ) -> ( X + x ) = ( X + ( W ` i ) ) ) |
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| 508 | 507 | adantl | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x = ( W ` i ) ) -> ( X + x ) = ( X + ( W ` i ) ) ) |
| 509 | 390 | leidd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) <_ ( W ` i ) ) |
| 510 | 390 404 294 | ltled | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) <_ ( W ` ( i + 1 ) ) ) |
| 511 | 390 404 390 509 510 | eliccd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
| 512 | 396 273 | eqeltrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` i ) ) e. RR ) |
| 513 | 506 508 511 512 | fvmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` i ) ) = ( X + ( W ` i ) ) ) |
| 514 | 396 | eqcomd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` i ) ) = ( Q ` i ) ) |
| 515 | 513 514 | eqtr2d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) = ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` i ) ) ) |
| 516 | 390 404 | iccssred | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) C_ RR ) |
| 517 | 516 47 | sstrdi | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) C_ CC ) |
| 518 | 517 | resmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. CC |-> ( X + x ) ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) = ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) |
| 519 | rescncf | |- ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) C_ CC -> ( ( x e. CC |-> ( X + x ) ) e. ( CC -cn-> CC ) -> ( ( x e. CC |-> ( X + x ) ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) e. ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -cn-> CC ) ) ) |
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| 520 | 517 445 519 | sylc | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. CC |-> ( X + x ) ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) e. ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 521 | 518 520 | eqeltrrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) e. ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -cn-> CC ) ) |
| 522 | 521 511 | cnlimci | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` i ) ) e. ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) ) |
| 523 | 515 522 | eqeltrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) e. ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) ) |
| 524 | ioossicc | |- ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |
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| 525 | resmpt | |- ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) |
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| 526 | 524 525 | ax-mp | |- ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |
| 527 | 526 | eqcomi | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
| 528 | 527 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 529 | 528 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) = ( ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 530 | 154 | ad2antrr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> X e. CC ) |
| 531 | 390 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) e. RR ) |
| 532 | 404 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> ( W ` ( i + 1 ) ) e. RR ) |
| 533 | simpr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
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| 534 | eliccre | |- ( ( ( W ` i ) e. RR /\ ( W ` ( i + 1 ) ) e. RR /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> x e. RR ) |
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| 535 | 531 532 533 534 | syl3anc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> x e. RR ) |
| 536 | 535 | recnd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> x e. CC ) |
| 537 | 530 536 | addcld | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. CC ) |
| 538 | eqid | |- ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |
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| 539 | 537 538 | fmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) : ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) --> CC ) |
| 540 | 390 404 294 539 | limciccioolb | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) = ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) ) |
| 541 | 529 540 | eqtr2d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) = ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) ) |
| 542 | 523 541 | eleqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` i ) e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` i ) ) ) |
| 543 | 505 542 13 | limccog | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> R e. ( ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) limCC ( W ` i ) ) ) |
| 544 | 49 432 | fssresd | |- ( ph -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) : ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) --> CC ) |
| 545 | 544 | adantr | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) : ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) --> CC ) |
| 546 | 456 503 | fmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
| 547 | fcompt | |- ( ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) : ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) --> CC /\ ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) : ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) --> ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) = ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) ) ) |
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| 548 | 545 546 547 | syl2anc | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) = ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) ) ) |
| 549 | eqidd | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) |
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| 550 | oveq2 | |- ( x = y -> ( X + x ) = ( X + y ) ) |
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| 551 | 550 | adantl | |- ( ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) /\ x = y ) -> ( X + x ) = ( X + y ) ) |
| 552 | simpr | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
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| 553 | 8 | adantr | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> X e. RR ) |
| 554 | 372 552 | sselid | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y e. RR ) |
| 555 | 553 554 | readdcld | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + y ) e. RR ) |
| 556 | 549 551 552 555 | fvmptd | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) = ( X + y ) ) |
| 557 | 556 | fveq2d | |- ( ( ph /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) = ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( X + y ) ) ) |
| 558 | 557 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) = ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( X + y ) ) ) |
| 559 | 376 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) e. RR* ) |
| 560 | 378 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` ( i + 1 ) ) e. RR* ) |
| 561 | 555 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + y ) e. RR ) |
| 562 | 396 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) = ( X + ( W ` i ) ) ) |
| 563 | 390 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) e. RR ) |
| 564 | 554 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y e. RR ) |
| 565 | 8 | ad2antrr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> X e. RR ) |
| 566 | 402 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) e. RR* ) |
| 567 | 405 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` ( i + 1 ) ) e. RR* ) |
| 568 | simpr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
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| 569 | ioogtlb | |- ( ( ( W ` i ) e. RR* /\ ( W ` ( i + 1 ) ) e. RR* /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) < y ) |
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| 570 | 566 567 568 569 | syl3anc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` i ) < y ) |
| 571 | 563 564 565 570 | ltadd2dd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + ( W ` i ) ) < ( X + y ) ) |
| 572 | 562 571 | eqbrtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( Q ` i ) < ( X + y ) ) |
| 573 | 404 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( W ` ( i + 1 ) ) e. RR ) |
| 574 | iooltub | |- ( ( ( W ` i ) e. RR* /\ ( W ` ( i + 1 ) ) e. RR* /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y < ( W ` ( i + 1 ) ) ) |
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| 575 | 566 567 568 574 | syl3anc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> y < ( W ` ( i + 1 ) ) ) |
| 576 | 564 573 565 575 | ltadd2dd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + y ) < ( X + ( W ` ( i + 1 ) ) ) ) |
| 577 | 424 | adantr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + ( W ` ( i + 1 ) ) ) = ( Q ` ( i + 1 ) ) ) |
| 578 | 576 577 | breqtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + y ) < ( Q ` ( i + 1 ) ) ) |
| 579 | 559 560 561 572 578 | eliood | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + y ) e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) |
| 580 | fvres | |- ( ( X + y ) e. ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( X + y ) ) = ( F ` ( X + y ) ) ) |
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| 581 | 579 580 | syl | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( X + y ) ) = ( F ` ( X + y ) ) ) |
| 582 | 558 581 | eqtrd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) = ( F ` ( X + y ) ) ) |
| 583 | 582 | mpteq2dva | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) ) = ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + y ) ) ) ) |
| 584 | 550 | fveq2d | |- ( x = y -> ( F ` ( X + x ) ) = ( F ` ( X + y ) ) ) |
| 585 | 584 | cbvmptv | |- ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) = ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + y ) ) ) |
| 586 | 583 585 | eqtr4di | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( y e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) ` ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` y ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ) |
| 587 | 548 586 | eqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ) |
| 588 | 587 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) limCC ( W ` i ) ) = ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` i ) ) ) |
| 589 | 543 588 | eleqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> R e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` i ) ) ) |
| 590 | 589 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> R e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` i ) ) ) |
| 591 | fvres | |- ( ( W ` i ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` i ) ) = ( ( D ` n ) ` ( W ` i ) ) ) |
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| 592 | 511 591 | syl | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` i ) ) = ( ( D ` n ) ` ( W ` i ) ) ) |
| 593 | 592 | eqcomd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) ` ( W ` i ) ) = ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` i ) ) ) |
| 594 | 593 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) ` ( W ` i ) ) = ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` i ) ) ) |
| 595 | 516 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) C_ RR ) |
| 596 | 465 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( D ` n ) e. ( RR -cn-> RR ) ) |
| 597 | rescncf | |- ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) C_ RR -> ( ( D ` n ) e. ( RR -cn-> RR ) -> ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) e. ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -cn-> RR ) ) ) |
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| 598 | 595 596 597 | sylc | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) e. ( ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -cn-> RR ) ) |
| 599 | 511 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
| 600 | 598 599 | cnlimci | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` i ) ) e. ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 601 | 594 600 | eqeltrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) ` ( W ` i ) ) e. ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 602 | 524 | a1i | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
| 603 | 602 | resabs1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 604 | 603 | eqcomd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 605 | 604 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) = ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 606 | 605 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) = ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 607 | 390 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) e. RR ) |
| 608 | 404 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. RR ) |
| 609 | 294 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( W ` i ) < ( W ` ( i + 1 ) ) ) |
| 610 | 471 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( D ` n ) : RR --> CC ) |
| 611 | 610 595 | fssresd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) : ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) --> CC ) |
| 612 | 607 608 609 611 | limciccioolb | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) = ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 613 | 606 612 | eqtr2d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) = ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 614 | 601 613 | eleqtrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) ` ( W ` i ) ) e. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 615 | 483 488 489 590 614 | mullimcf | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( R x. ( ( D ` n ) ` ( W ` i ) ) ) e. ( ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) limCC ( W ` i ) ) ) |
| 616 | eqidd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) = ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ) |
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| 617 | 192 | adantl | |- ( ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) /\ x = s ) -> ( F ` ( X + x ) ) = ( F ` ( X + s ) ) ) |
| 618 | simpr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) |
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| 619 | 49 | adantr | |- ( ( ph /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> F : RR --> CC ) |
| 620 | 619 383 | ffvelcdmd | |- ( ( ph /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 621 | 620 | adantlr | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 622 | 616 617 618 621 | fvmptd | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) = ( F ` ( X + s ) ) ) |
| 623 | 622 | adantllr | |- ( ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) = ( F ` ( X + s ) ) ) |
| 624 | fvres | |- ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) = ( ( D ` n ) ` s ) ) |
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| 625 | 624 | adantl | |- ( ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) = ( ( D ` n ) ` s ) ) |
| 626 | 623 625 | oveq12d | |- ( ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 627 | 626 | eqcomd | |- ( ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) /\ s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) |
| 628 | 627 | mpteq2dva | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) = ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) ) |
| 629 | 375 628 | eqtr2d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) = ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 630 | 629 | oveq1d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) limCC ( W ` i ) ) = ( ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 631 | 615 630 | eleqtrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( R x. ( ( D ` n ) ` ( W ` i ) ) ) e. ( ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` i ) ) ) |
| 632 | 455 426 | ltned | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) =/= ( Q ` ( i + 1 ) ) ) |
| 633 | eldifsn | |- ( ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) <-> ( ( X + x ) e. dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) /\ ( X + x ) =/= ( Q ` ( i + 1 ) ) ) ) |
|
| 634 | 497 632 633 | sylanbrc | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) -> ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) ) |
| 635 | 634 | ralrimiva | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> A. x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) ) |
| 636 | 503 | rnmptss | |- ( A. x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ( X + x ) e. ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) -> ran ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) C_ ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) ) |
| 637 | 635 636 | syl | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ran ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) C_ ( dom ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) \ { ( Q ` ( i + 1 ) ) } ) ) |
| 638 | 404 | leidd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) <_ ( W ` ( i + 1 ) ) ) |
| 639 | 390 404 404 510 638 | eliccd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
| 640 | 521 639 | cnlimci | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` ( i + 1 ) ) ) e. ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 641 | oveq2 | |- ( x = ( W ` ( i + 1 ) ) -> ( X + x ) = ( X + ( W ` ( i + 1 ) ) ) ) |
|
| 642 | 641 | adantl | |- ( ( ( ph /\ i e. ( 0 ..^ M ) ) /\ x = ( W ` ( i + 1 ) ) ) -> ( X + x ) = ( X + ( W ` ( i + 1 ) ) ) ) |
| 643 | 277 404 | readdcld | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( X + ( W ` ( i + 1 ) ) ) e. RR ) |
| 644 | 506 642 639 643 | fvmptd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` ( i + 1 ) ) ) = ( X + ( W ` ( i + 1 ) ) ) ) |
| 645 | 644 424 | eqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ` ( W ` ( i + 1 ) ) ) = ( Q ` ( i + 1 ) ) ) |
| 646 | 528 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 647 | 390 404 294 539 | limcicciooub | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 648 | 646 647 | eqtr2d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( x e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 649 | 640 645 648 | 3eltr3d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( Q ` ( i + 1 ) ) e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 650 | 637 649 14 | limccog | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> L e. ( ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 651 | 587 | oveq1d | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> ( ( ( F |` ( ( Q ` i ) (,) ( Q ` ( i + 1 ) ) ) ) o. ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( X + x ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 652 | 650 651 | eleqtrd | |- ( ( ph /\ i e. ( 0 ..^ M ) ) -> L e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 653 | 652 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> L e. ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 654 | 639 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( W ` ( i + 1 ) ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |
| 655 | 598 654 | cnlimci | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` ( i + 1 ) ) ) e. ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 656 | fvres | |- ( ( W ` ( i + 1 ) ) e. ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` ( i + 1 ) ) ) = ( ( D ` n ) ` ( W ` ( i + 1 ) ) ) ) |
|
| 657 | 654 656 | syl | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) ` ( W ` ( i + 1 ) ) ) = ( ( D ` n ) ` ( W ` ( i + 1 ) ) ) ) |
| 658 | 607 608 609 611 | limcicciooub | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 659 | 658 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 660 | resabs1 | |- ( ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) C_ ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
|
| 661 | 524 660 | mp1i | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) = ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ) |
| 662 | 661 | oveq1d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 663 | 659 662 | eqtrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( ( D ` n ) |` ( ( W ` i ) [,] ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 664 | 655 657 663 | 3eltr3d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( D ` n ) ` ( W ` ( i + 1 ) ) ) e. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 665 | 483 488 489 653 664 | mullimcf | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( L x. ( ( D ` n ) ` ( W ` ( i + 1 ) ) ) ) e. ( ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 666 | 629 | oveq1d | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( ( s e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( ( ( x e. ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) |-> ( F ` ( X + x ) ) ) ` s ) x. ( ( ( D ` n ) |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) ` s ) ) ) limCC ( W ` ( i + 1 ) ) ) = ( ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 667 | 665 666 | eleqtrd | |- ( ( ( ph /\ n e. NN ) /\ i e. ( 0 ..^ M ) ) -> ( L x. ( ( D ` n ) ` ( W ` ( i + 1 ) ) ) ) e. ( ( G |` ( ( W ` i ) (,) ( W ` ( i + 1 ) ) ) ) limCC ( W ` ( i + 1 ) ) ) ) |
| 668 | 130 133 225 226 16 114 300 211 369 478 631 667 | fourierdlem110 | |- ( ( ph /\ n e. NN ) -> S. ( ( ( -u _pi - X ) - -u X ) [,] ( ( _pi - X ) - -u X ) ) ( G ` x ) _d x = S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x ) |
| 669 | 668 | eqcomd | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x = S. ( ( ( -u _pi - X ) - -u X ) [,] ( ( _pi - X ) - -u X ) ) ( G ` x ) _d x ) |
| 670 | 129 | recnd | |- ( ph -> ( -u _pi - X ) e. CC ) |
| 671 | 670 154 | subnegd | |- ( ph -> ( ( -u _pi - X ) - -u X ) = ( ( -u _pi - X ) + X ) ) |
| 672 | 156 154 | npcand | |- ( ph -> ( ( -u _pi - X ) + X ) = -u _pi ) |
| 673 | 671 672 | eqtrd | |- ( ph -> ( ( -u _pi - X ) - -u X ) = -u _pi ) |
| 674 | 132 | recnd | |- ( ph -> ( _pi - X ) e. CC ) |
| 675 | 674 154 | subnegd | |- ( ph -> ( ( _pi - X ) - -u X ) = ( ( _pi - X ) + X ) ) |
| 676 | 155 154 | npcand | |- ( ph -> ( ( _pi - X ) + X ) = _pi ) |
| 677 | 675 676 | eqtrd | |- ( ph -> ( ( _pi - X ) - -u X ) = _pi ) |
| 678 | 673 677 | oveq12d | |- ( ph -> ( ( ( -u _pi - X ) - -u X ) [,] ( ( _pi - X ) - -u X ) ) = ( -u _pi [,] _pi ) ) |
| 679 | 678 | itgeq1d | |- ( ph -> S. ( ( ( -u _pi - X ) - -u X ) [,] ( ( _pi - X ) - -u X ) ) ( G ` x ) _d x = S. ( -u _pi [,] _pi ) ( G ` x ) _d x ) |
| 680 | 679 | adantr | |- ( ( ph /\ n e. NN ) -> S. ( ( ( -u _pi - X ) - -u X ) [,] ( ( _pi - X ) - -u X ) ) ( G ` x ) _d x = S. ( -u _pi [,] _pi ) ( G ` x ) _d x ) |
| 681 | 669 680 | eqtrd | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) [,] ( _pi - X ) ) ( G ` x ) _d x = S. ( -u _pi [,] _pi ) ( G ` x ) _d x ) |
| 682 | fveq2 | |- ( x = s -> ( G ` x ) = ( G ` s ) ) |
|
| 683 | 682 | cbvitgv | |- S. ( -u _pi (,) _pi ) ( G ` x ) _d x = S. ( -u _pi (,) _pi ) ( G ` s ) _d s |
| 684 | 211 | adantr | |- ( ( ( ph /\ n e. NN ) /\ x e. ( -u _pi [,] _pi ) ) -> G : RR --> CC ) |
| 685 | 44 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ x e. ( -u _pi [,] _pi ) ) -> x e. RR ) |
| 686 | 684 685 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ x e. ( -u _pi [,] _pi ) ) -> ( G ` x ) e. CC ) |
| 687 | 76 77 686 | itgioo | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi (,) _pi ) ( G ` x ) _d x = S. ( -u _pi [,] _pi ) ( G ` x ) _d x ) |
| 688 | elioore | |- ( s e. ( -u _pi (,) _pi ) -> s e. RR ) |
|
| 689 | 688 | adantl | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> s e. RR ) |
| 690 | 49 | adantr | |- ( ( ph /\ s e. ( -u _pi (,) _pi ) ) -> F : RR --> CC ) |
| 691 | 8 | adantr | |- ( ( ph /\ s e. ( -u _pi (,) _pi ) ) -> X e. RR ) |
| 692 | 688 | adantl | |- ( ( ph /\ s e. ( -u _pi (,) _pi ) ) -> s e. RR ) |
| 693 | 691 692 | readdcld | |- ( ( ph /\ s e. ( -u _pi (,) _pi ) ) -> ( X + s ) e. RR ) |
| 694 | 690 693 | ffvelcdmd | |- ( ( ph /\ s e. ( -u _pi (,) _pi ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 695 | 694 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 696 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( D ` n ) : RR --> RR ) |
| 697 | 696 689 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( ( D ` n ) ` s ) e. RR ) |
| 698 | 697 | recnd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( ( D ` n ) ` s ) e. CC ) |
| 699 | 695 698 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) |
| 700 | 689 699 197 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi (,) _pi ) ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 701 | 700 | itgeq2dv | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi (,) _pi ) ( G ` s ) _d s = S. ( -u _pi (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 702 | 683 687 701 | 3eqtr3a | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi [,] _pi ) ( G ` x ) _d x = S. ( -u _pi (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 703 | 224 681 702 | 3eqtrd | |- ( ( ph /\ n e. NN ) -> S. ( ( -u _pi - X ) (,) ( _pi - X ) ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = S. ( -u _pi (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 704 | 75 178 703 | 3eqtrd | |- ( ( ph /\ n e. NN ) -> ( S ` n ) = S. ( -u _pi (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) |
| 705 | 77 | renegcld | |- ( ( ph /\ n e. NN ) -> -u _pi e. RR ) |
| 706 | 0red | |- ( ( ph /\ n e. NN ) -> 0 e. RR ) |
|
| 707 | 0re | |- 0 e. RR |
|
| 708 | negpilt0 | |- -u _pi < 0 |
|
| 709 | 39 707 708 | ltleii | |- -u _pi <_ 0 |
| 710 | 709 | a1i | |- ( ( ph /\ n e. NN ) -> -u _pi <_ 0 ) |
| 711 | pipos | |- 0 < _pi |
|
| 712 | 707 38 711 | ltleii | |- 0 <_ _pi |
| 713 | 712 | a1i | |- ( ( ph /\ n e. NN ) -> 0 <_ _pi ) |
| 714 | 76 77 706 710 713 | eliccd | |- ( ( ph /\ n e. NN ) -> 0 e. ( -u _pi [,] _pi ) ) |
| 715 | ioossicc | |- ( -u _pi (,) 0 ) C_ ( -u _pi [,] 0 ) |
|
| 716 | 715 | a1i | |- ( ( ph /\ n e. NN ) -> ( -u _pi (,) 0 ) C_ ( -u _pi [,] 0 ) ) |
| 717 | ioombl | |- ( -u _pi (,) 0 ) e. dom vol |
|
| 718 | 717 | a1i | |- ( ( ph /\ n e. NN ) -> ( -u _pi (,) 0 ) e. dom vol ) |
| 719 | 49 | adantr | |- ( ( ph /\ s e. ( -u _pi [,] 0 ) ) -> F : RR --> CC ) |
| 720 | 8 | adantr | |- ( ( ph /\ s e. ( -u _pi [,] 0 ) ) -> X e. RR ) |
| 721 | 39 | a1i | |- ( s e. ( -u _pi [,] 0 ) -> -u _pi e. RR ) |
| 722 | 0red | |- ( s e. ( -u _pi [,] 0 ) -> 0 e. RR ) |
|
| 723 | id | |- ( s e. ( -u _pi [,] 0 ) -> s e. ( -u _pi [,] 0 ) ) |
|
| 724 | eliccre | |- ( ( -u _pi e. RR /\ 0 e. RR /\ s e. ( -u _pi [,] 0 ) ) -> s e. RR ) |
|
| 725 | 721 722 723 724 | syl3anc | |- ( s e. ( -u _pi [,] 0 ) -> s e. RR ) |
| 726 | 725 | adantl | |- ( ( ph /\ s e. ( -u _pi [,] 0 ) ) -> s e. RR ) |
| 727 | 720 726 | readdcld | |- ( ( ph /\ s e. ( -u _pi [,] 0 ) ) -> ( X + s ) e. RR ) |
| 728 | 719 727 | ffvelcdmd | |- ( ( ph /\ s e. ( -u _pi [,] 0 ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 729 | 728 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( F ` ( X + s ) ) e. CC ) |
| 730 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( D ` n ) : RR --> RR ) |
| 731 | 725 | adantl | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> s e. RR ) |
| 732 | 730 731 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( ( D ` n ) ` s ) e. RR ) |
| 733 | 732 | recnd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( ( D ` n ) ` s ) e. CC ) |
| 734 | 729 733 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) |
| 735 | 731 734 197 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 736 | 735 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( -u _pi [,] 0 ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( G ` s ) ) |
| 737 | 736 | mpteq2dva | |- ( ( ph /\ n e. NN ) -> ( s e. ( -u _pi [,] 0 ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) = ( s e. ( -u _pi [,] 0 ) |-> ( G ` s ) ) ) |
| 738 | 306 | oveq2d | |- ( ph -> ( s + ( ( _pi - X ) - ( -u _pi - X ) ) ) = ( s + T ) ) |
| 739 | 738 | ad2antrr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( s + ( ( _pi - X ) - ( -u _pi - X ) ) ) = ( s + T ) ) |
| 740 | 739 | fveq2d | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( G ` ( s + ( ( _pi - X ) - ( -u _pi - X ) ) ) ) = ( G ` ( s + T ) ) ) |
| 741 | 11 | a1i | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> G = ( x e. RR |-> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) ) ) |
| 742 | oveq2 | |- ( x = ( s + T ) -> ( X + x ) = ( X + ( s + T ) ) ) |
|
| 743 | 742 | fveq2d | |- ( x = ( s + T ) -> ( F ` ( X + x ) ) = ( F ` ( X + ( s + T ) ) ) ) |
| 744 | fveq2 | |- ( x = ( s + T ) -> ( ( D ` n ) ` x ) = ( ( D ` n ) ` ( s + T ) ) ) |
|
| 745 | 743 744 | oveq12d | |- ( x = ( s + T ) -> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) = ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) ) |
| 746 | 745 | adantl | |- ( ( ( ( ph /\ n e. NN ) /\ s e. RR ) /\ x = ( s + T ) ) -> ( ( F ` ( X + x ) ) x. ( ( D ` n ) ` x ) ) = ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) ) |
| 747 | simpr | |- ( ( ph /\ s e. RR ) -> s e. RR ) |
|
| 748 | 317 | a1i | |- ( ( ph /\ s e. RR ) -> T e. RR ) |
| 749 | 747 748 | readdcld | |- ( ( ph /\ s e. RR ) -> ( s + T ) e. RR ) |
| 750 | 749 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( s + T ) e. RR ) |
| 751 | 49 | adantr | |- ( ( ph /\ s e. RR ) -> F : RR --> CC ) |
| 752 | 8 | adantr | |- ( ( ph /\ s e. RR ) -> X e. RR ) |
| 753 | 752 749 | readdcld | |- ( ( ph /\ s e. RR ) -> ( X + ( s + T ) ) e. RR ) |
| 754 | 751 753 | ffvelcdmd | |- ( ( ph /\ s e. RR ) -> ( F ` ( X + ( s + T ) ) ) e. CC ) |
| 755 | 754 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( F ` ( X + ( s + T ) ) ) e. CC ) |
| 756 | 82 | ad2antlr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( D ` n ) : RR --> RR ) |
| 757 | 756 750 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( D ` n ) ` ( s + T ) ) e. RR ) |
| 758 | 757 | recnd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( D ` n ) ` ( s + T ) ) e. CC ) |
| 759 | 755 758 | mulcld | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) e. CC ) |
| 760 | 741 746 750 759 | fvmptd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( G ` ( s + T ) ) = ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) ) |
| 761 | 154 | adantr | |- ( ( ph /\ s e. RR ) -> X e. CC ) |
| 762 | 747 | recnd | |- ( ( ph /\ s e. RR ) -> s e. CC ) |
| 763 | 319 | adantr | |- ( ( ph /\ s e. RR ) -> T e. CC ) |
| 764 | 761 762 763 | addassd | |- ( ( ph /\ s e. RR ) -> ( ( X + s ) + T ) = ( X + ( s + T ) ) ) |
| 765 | 764 | eqcomd | |- ( ( ph /\ s e. RR ) -> ( X + ( s + T ) ) = ( ( X + s ) + T ) ) |
| 766 | 765 | fveq2d | |- ( ( ph /\ s e. RR ) -> ( F ` ( X + ( s + T ) ) ) = ( F ` ( ( X + s ) + T ) ) ) |
| 767 | 752 747 | readdcld | |- ( ( ph /\ s e. RR ) -> ( X + s ) e. RR ) |
| 768 | simpl | |- ( ( ph /\ s e. RR ) -> ph ) |
|
| 769 | 768 767 | jca | |- ( ( ph /\ s e. RR ) -> ( ph /\ ( X + s ) e. RR ) ) |
| 770 | eleq1 | |- ( x = ( X + s ) -> ( x e. RR <-> ( X + s ) e. RR ) ) |
|
| 771 | 770 | anbi2d | |- ( x = ( X + s ) -> ( ( ph /\ x e. RR ) <-> ( ph /\ ( X + s ) e. RR ) ) ) |
| 772 | oveq1 | |- ( x = ( X + s ) -> ( x + T ) = ( ( X + s ) + T ) ) |
|
| 773 | 772 | fveq2d | |- ( x = ( X + s ) -> ( F ` ( x + T ) ) = ( F ` ( ( X + s ) + T ) ) ) |
| 774 | 773 435 | eqeq12d | |- ( x = ( X + s ) -> ( ( F ` ( x + T ) ) = ( F ` x ) <-> ( F ` ( ( X + s ) + T ) ) = ( F ` ( X + s ) ) ) ) |
| 775 | 771 774 | imbi12d | |- ( x = ( X + s ) -> ( ( ( ph /\ x e. RR ) -> ( F ` ( x + T ) ) = ( F ` x ) ) <-> ( ( ph /\ ( X + s ) e. RR ) -> ( F ` ( ( X + s ) + T ) ) = ( F ` ( X + s ) ) ) ) ) |
| 776 | 775 10 | vtoclg | |- ( ( X + s ) e. RR -> ( ( ph /\ ( X + s ) e. RR ) -> ( F ` ( ( X + s ) + T ) ) = ( F ` ( X + s ) ) ) ) |
| 777 | 767 769 776 | sylc | |- ( ( ph /\ s e. RR ) -> ( F ` ( ( X + s ) + T ) ) = ( F ` ( X + s ) ) ) |
| 778 | 766 777 | eqtrd | |- ( ( ph /\ s e. RR ) -> ( F ` ( X + ( s + T ) ) ) = ( F ` ( X + s ) ) ) |
| 779 | 778 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( F ` ( X + ( s + T ) ) ) = ( F ` ( X + s ) ) ) |
| 780 | 4 15 | dirkerper | |- ( ( n e. NN /\ s e. RR ) -> ( ( D ` n ) ` ( s + T ) ) = ( ( D ` n ) ` s ) ) |
| 781 | 780 | adantll | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( D ` n ) ` ( s + T ) ) = ( ( D ` n ) ` s ) ) |
| 782 | 779 781 | oveq12d | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 783 | simpr | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> s e. RR ) |
|
| 784 | 782 759 | eqeltrrd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) |
| 785 | 783 784 197 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 786 | 785 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( G ` s ) ) |
| 787 | 782 786 | eqtrd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( ( F ` ( X + ( s + T ) ) ) x. ( ( D ` n ) ` ( s + T ) ) ) = ( G ` s ) ) |
| 788 | 740 760 787 | 3eqtrd | |- ( ( ( ph /\ n e. NN ) /\ s e. RR ) -> ( G ` ( s + ( ( _pi - X ) - ( -u _pi - X ) ) ) ) = ( G ` s ) ) |
| 789 | 0ltpnf | |- 0 < +oo |
|
| 790 | pnfxr | |- +oo e. RR* |
|
| 791 | elioo2 | |- ( ( -u _pi e. RR* /\ +oo e. RR* ) -> ( 0 e. ( -u _pi (,) +oo ) <-> ( 0 e. RR /\ -u _pi < 0 /\ 0 < +oo ) ) ) |
|
| 792 | 52 790 791 | mp2an | |- ( 0 e. ( -u _pi (,) +oo ) <-> ( 0 e. RR /\ -u _pi < 0 /\ 0 < +oo ) ) |
| 793 | 707 708 789 792 | mpbir3an | |- 0 e. ( -u _pi (,) +oo ) |
| 794 | 793 | a1i | |- ( ( ph /\ n e. NN ) -> 0 e. ( -u _pi (,) +oo ) ) |
| 795 | 16 225 114 300 211 788 478 631 667 76 794 | fourierdlem105 | |- ( ( ph /\ n e. NN ) -> ( s e. ( -u _pi [,] 0 ) |-> ( G ` s ) ) e. L^1 ) |
| 796 | 737 795 | eqeltrd | |- ( ( ph /\ n e. NN ) -> ( s e. ( -u _pi [,] 0 ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) e. L^1 ) |
| 797 | 716 718 734 796 | iblss | |- ( ( ph /\ n e. NN ) -> ( s e. ( -u _pi (,) 0 ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) e. L^1 ) |
| 798 | elioore | |- ( s e. ( 0 (,) _pi ) -> s e. RR ) |
|
| 799 | 798 | adantl | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 (,) _pi ) ) -> s e. RR ) |
| 800 | 799 784 | syldan | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 (,) _pi ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) e. CC ) |
| 801 | 799 800 197 | syl2anc | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 (,) _pi ) ) -> ( G ` s ) = ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) |
| 802 | 801 | eqcomd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 (,) _pi ) ) -> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) = ( G ` s ) ) |
| 803 | 802 | mpteq2dva | |- ( ( ph /\ n e. NN ) -> ( s e. ( 0 (,) _pi ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) = ( s e. ( 0 (,) _pi ) |-> ( G ` s ) ) ) |
| 804 | ioossicc | |- ( 0 (,) _pi ) C_ ( 0 [,] _pi ) |
|
| 805 | 804 | a1i | |- ( ( ph /\ n e. NN ) -> ( 0 (,) _pi ) C_ ( 0 [,] _pi ) ) |
| 806 | ioombl | |- ( 0 (,) _pi ) e. dom vol |
|
| 807 | 806 | a1i | |- ( ( ph /\ n e. NN ) -> ( 0 (,) _pi ) e. dom vol ) |
| 808 | 211 | adantr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 [,] _pi ) ) -> G : RR --> CC ) |
| 809 | 0red | |- ( ( ph /\ s e. ( 0 [,] _pi ) ) -> 0 e. RR ) |
|
| 810 | 38 | a1i | |- ( ( ph /\ s e. ( 0 [,] _pi ) ) -> _pi e. RR ) |
| 811 | simpr | |- ( ( ph /\ s e. ( 0 [,] _pi ) ) -> s e. ( 0 [,] _pi ) ) |
|
| 812 | eliccre | |- ( ( 0 e. RR /\ _pi e. RR /\ s e. ( 0 [,] _pi ) ) -> s e. RR ) |
|
| 813 | 809 810 811 812 | syl3anc | |- ( ( ph /\ s e. ( 0 [,] _pi ) ) -> s e. RR ) |
| 814 | 813 | adantlr | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 [,] _pi ) ) -> s e. RR ) |
| 815 | 808 814 | ffvelcdmd | |- ( ( ( ph /\ n e. NN ) /\ s e. ( 0 [,] _pi ) ) -> ( G ` s ) e. CC ) |
| 816 | 0xr | |- 0 e. RR* |
|
| 817 | 816 | a1i | |- ( ( ph /\ n e. NN ) -> 0 e. RR* ) |
| 818 | 790 | a1i | |- ( ( ph /\ n e. NN ) -> +oo e. RR* ) |
| 819 | 711 | a1i | |- ( ( ph /\ n e. NN ) -> 0 < _pi ) |
| 820 | ltpnf | |- ( _pi e. RR -> _pi < +oo ) |
|
| 821 | 38 820 | mp1i | |- ( ( ph /\ n e. NN ) -> _pi < +oo ) |
| 822 | 817 818 77 819 821 | eliood | |- ( ( ph /\ n e. NN ) -> _pi e. ( 0 (,) +oo ) ) |
| 823 | 16 225 114 300 211 788 478 631 667 706 822 | fourierdlem105 | |- ( ( ph /\ n e. NN ) -> ( s e. ( 0 [,] _pi ) |-> ( G ` s ) ) e. L^1 ) |
| 824 | 805 807 815 823 | iblss | |- ( ( ph /\ n e. NN ) -> ( s e. ( 0 (,) _pi ) |-> ( G ` s ) ) e. L^1 ) |
| 825 | 803 824 | eqeltrd | |- ( ( ph /\ n e. NN ) -> ( s e. ( 0 (,) _pi ) |-> ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) ) e. L^1 ) |
| 826 | 705 77 714 699 797 825 | itgsplitioo | |- ( ( ph /\ n e. NN ) -> S. ( -u _pi (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s = ( S. ( -u _pi (,) 0 ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s + S. ( 0 (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) ) |
| 827 | 704 826 | eqtrd | |- ( ( ph /\ n e. NN ) -> ( S ` n ) = ( S. ( -u _pi (,) 0 ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s + S. ( 0 (,) _pi ) ( ( F ` ( X + s ) ) x. ( ( D ` n ) ` s ) ) _d s ) ) |