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Description: Lemma for plyeq0 . If A is the coefficient function for a nonzero polynomial such that P ( z ) = sum_ k e. NN0 A ( k ) x. z ^ k = 0 for every z e. CC and A ( M ) is the nonzero leading coefficient, then the function F ( z ) = P ( z ) / z ^ M is a sum of powers of 1 / z , and so the limit of this function as z ~> +oo is the constant term, A ( M ) . But F ( z ) = 0 everywhere, so this limit is also equal to zero so that A ( M ) = 0 , a contradiction. (Contributed by Mario Carneiro, 22-Jul-2014)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | plyeq0.1 | |- ( ph -> S C_ CC ) |
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| plyeq0.2 | |- ( ph -> N e. NN0 ) |
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| plyeq0.3 | |- ( ph -> A e. ( ( S u. { 0 } ) ^m NN0 ) ) |
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| plyeq0.4 | |- ( ph -> ( A " ( ZZ>= ` ( N + 1 ) ) ) = { 0 } ) |
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| plyeq0.5 | |- ( ph -> 0p = ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ) |
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| plyeq0.6 | |- M = sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) |
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| plyeq0.7 | |- ( ph -> ( `' A " ( S \ { 0 } ) ) =/= (/) ) |
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| Assertion | plyeq0lem | |- -. ph |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | plyeq0.1 | |- ( ph -> S C_ CC ) |
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| 2 | plyeq0.2 | |- ( ph -> N e. NN0 ) |
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| 3 | plyeq0.3 | |- ( ph -> A e. ( ( S u. { 0 } ) ^m NN0 ) ) |
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| 4 | plyeq0.4 | |- ( ph -> ( A " ( ZZ>= ` ( N + 1 ) ) ) = { 0 } ) |
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| 5 | plyeq0.5 | |- ( ph -> 0p = ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ) |
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| 6 | plyeq0.6 | |- M = sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) |
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| 7 | plyeq0.7 | |- ( ph -> ( `' A " ( S \ { 0 } ) ) =/= (/) ) |
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| 8 | nnuz | |- NN = ( ZZ>= ` 1 ) |
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| 9 | 1zzd | |- ( ph -> 1 e. ZZ ) |
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| 10 | fzfid | |- ( ph -> ( 0 ... N ) e. Fin ) |
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| 11 | 1zzd | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> 1 e. ZZ ) |
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| 12 | 0cn | |- 0 e. CC |
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| 13 | 12 | a1i | |- ( ph -> 0 e. CC ) |
| 14 | 13 | snssd | |- ( ph -> { 0 } C_ CC ) |
| 15 | 1 14 | unssd | |- ( ph -> ( S u. { 0 } ) C_ CC ) |
| 16 | cnex | |- CC e. _V |
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| 17 | ssexg | |- ( ( ( S u. { 0 } ) C_ CC /\ CC e. _V ) -> ( S u. { 0 } ) e. _V ) |
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| 18 | 15 16 17 | sylancl | |- ( ph -> ( S u. { 0 } ) e. _V ) |
| 19 | nn0ex | |- NN0 e. _V |
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| 20 | elmapg | |- ( ( ( S u. { 0 } ) e. _V /\ NN0 e. _V ) -> ( A e. ( ( S u. { 0 } ) ^m NN0 ) <-> A : NN0 --> ( S u. { 0 } ) ) ) |
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| 21 | 18 19 20 | sylancl | |- ( ph -> ( A e. ( ( S u. { 0 } ) ^m NN0 ) <-> A : NN0 --> ( S u. { 0 } ) ) ) |
| 22 | 3 21 | mpbid | |- ( ph -> A : NN0 --> ( S u. { 0 } ) ) |
| 23 | 22 15 | fssd | |- ( ph -> A : NN0 --> CC ) |
| 24 | elfznn0 | |- ( k e. ( 0 ... N ) -> k e. NN0 ) |
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| 25 | ffvelcdm | |- ( ( A : NN0 --> CC /\ k e. NN0 ) -> ( A ` k ) e. CC ) |
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| 26 | 23 24 25 | syl2an | |- ( ( ph /\ k e. ( 0 ... N ) ) -> ( A ` k ) e. CC ) |
| 27 | 26 | adantr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( A ` k ) e. CC ) |
| 28 | 27 | abscld | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( abs ` ( A ` k ) ) e. RR ) |
| 29 | 28 | recnd | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( abs ` ( A ` k ) ) e. CC ) |
| 30 | divcnv | |- ( ( abs ` ( A ` k ) ) e. CC -> ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ~~> 0 ) |
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| 31 | 29 30 | syl | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ~~> 0 ) |
| 32 | nnex | |- NN e. _V |
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| 33 | 32 | mptex | |- ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) e. _V |
| 34 | 33 | a1i | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) e. _V ) |
| 35 | oveq2 | |- ( n = m -> ( ( abs ` ( A ` k ) ) / n ) = ( ( abs ` ( A ` k ) ) / m ) ) |
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| 36 | eqid | |- ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) = ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) |
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| 37 | ovex | |- ( ( abs ` ( A ` k ) ) / m ) e. _V |
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| 38 | 35 36 37 | fvmpt | |- ( m e. NN -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ` m ) = ( ( abs ` ( A ` k ) ) / m ) ) |
| 39 | 38 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ` m ) = ( ( abs ` ( A ` k ) ) / m ) ) |
| 40 | nndivre | |- ( ( ( abs ` ( A ` k ) ) e. RR /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) / m ) e. RR ) |
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| 41 | 28 40 | sylan | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) / m ) e. RR ) |
| 42 | 39 41 | eqeltrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ` m ) e. RR ) |
| 43 | oveq1 | |- ( n = m -> ( n ^ ( k - M ) ) = ( m ^ ( k - M ) ) ) |
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| 44 | 43 | oveq2d | |- ( n = m -> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) = ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 45 | eqid | |- ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) = ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) |
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| 46 | ovex | |- ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) e. _V |
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| 47 | 44 45 46 | fvmpt | |- ( m e. NN -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 48 | 47 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 49 | 26 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( A ` k ) e. CC ) |
| 50 | 49 | abscld | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( A ` k ) ) e. RR ) |
| 51 | nnrp | |- ( m e. NN -> m e. RR+ ) |
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| 52 | 51 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> m e. RR+ ) |
| 53 | elfzelz | |- ( k e. ( 0 ... N ) -> k e. ZZ ) |
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| 54 | cnvimass | |- ( `' A " ( S \ { 0 } ) ) C_ dom A |
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| 55 | 54 22 | fssdm | |- ( ph -> ( `' A " ( S \ { 0 } ) ) C_ NN0 ) |
| 56 | nn0ssz | |- NN0 C_ ZZ |
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| 57 | 55 56 | sstrdi | |- ( ph -> ( `' A " ( S \ { 0 } ) ) C_ ZZ ) |
| 58 | 2 | nn0red | |- ( ph -> N e. RR ) |
| 59 | 22 | ffnd | |- ( ph -> A Fn NN0 ) |
| 60 | elpreima | |- ( A Fn NN0 -> ( z e. ( `' A " ( S \ { 0 } ) ) <-> ( z e. NN0 /\ ( A ` z ) e. ( S \ { 0 } ) ) ) ) |
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| 61 | 59 60 | syl | |- ( ph -> ( z e. ( `' A " ( S \ { 0 } ) ) <-> ( z e. NN0 /\ ( A ` z ) e. ( S \ { 0 } ) ) ) ) |
| 62 | 61 | simplbda | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> ( A ` z ) e. ( S \ { 0 } ) ) |
| 63 | eldifsni | |- ( ( A ` z ) e. ( S \ { 0 } ) -> ( A ` z ) =/= 0 ) |
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| 64 | 62 63 | syl | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> ( A ` z ) =/= 0 ) |
| 65 | fveq2 | |- ( k = z -> ( A ` k ) = ( A ` z ) ) |
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| 66 | 65 | neeq1d | |- ( k = z -> ( ( A ` k ) =/= 0 <-> ( A ` z ) =/= 0 ) ) |
| 67 | breq1 | |- ( k = z -> ( k <_ N <-> z <_ N ) ) |
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| 68 | 66 67 | imbi12d | |- ( k = z -> ( ( ( A ` k ) =/= 0 -> k <_ N ) <-> ( ( A ` z ) =/= 0 -> z <_ N ) ) ) |
| 69 | plyco0 | |- ( ( N e. NN0 /\ A : NN0 --> CC ) -> ( ( A " ( ZZ>= ` ( N + 1 ) ) ) = { 0 } <-> A. k e. NN0 ( ( A ` k ) =/= 0 -> k <_ N ) ) ) |
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| 70 | 2 23 69 | syl2anc | |- ( ph -> ( ( A " ( ZZ>= ` ( N + 1 ) ) ) = { 0 } <-> A. k e. NN0 ( ( A ` k ) =/= 0 -> k <_ N ) ) ) |
| 71 | 4 70 | mpbid | |- ( ph -> A. k e. NN0 ( ( A ` k ) =/= 0 -> k <_ N ) ) |
| 72 | 71 | adantr | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> A. k e. NN0 ( ( A ` k ) =/= 0 -> k <_ N ) ) |
| 73 | 55 | sselda | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> z e. NN0 ) |
| 74 | 68 72 73 | rspcdva | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> ( ( A ` z ) =/= 0 -> z <_ N ) ) |
| 75 | 64 74 | mpd | |- ( ( ph /\ z e. ( `' A " ( S \ { 0 } ) ) ) -> z <_ N ) |
| 76 | 75 | ralrimiva | |- ( ph -> A. z e. ( `' A " ( S \ { 0 } ) ) z <_ N ) |
| 77 | brralrspcev | |- ( ( N e. RR /\ A. z e. ( `' A " ( S \ { 0 } ) ) z <_ N ) -> E. x e. RR A. z e. ( `' A " ( S \ { 0 } ) ) z <_ x ) |
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| 78 | 58 76 77 | syl2anc | |- ( ph -> E. x e. RR A. z e. ( `' A " ( S \ { 0 } ) ) z <_ x ) |
| 79 | suprzcl | |- ( ( ( `' A " ( S \ { 0 } ) ) C_ ZZ /\ ( `' A " ( S \ { 0 } ) ) =/= (/) /\ E. x e. RR A. z e. ( `' A " ( S \ { 0 } ) ) z <_ x ) -> sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) e. ( `' A " ( S \ { 0 } ) ) ) |
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| 80 | 57 7 78 79 | syl3anc | |- ( ph -> sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) e. ( `' A " ( S \ { 0 } ) ) ) |
| 81 | 6 80 | eqeltrid | |- ( ph -> M e. ( `' A " ( S \ { 0 } ) ) ) |
| 82 | 55 81 | sseldd | |- ( ph -> M e. NN0 ) |
| 83 | 82 | nn0zd | |- ( ph -> M e. ZZ ) |
| 84 | zsubcl | |- ( ( k e. ZZ /\ M e. ZZ ) -> ( k - M ) e. ZZ ) |
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| 85 | 53 83 84 | syl2anr | |- ( ( ph /\ k e. ( 0 ... N ) ) -> ( k - M ) e. ZZ ) |
| 86 | 85 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( k - M ) e. ZZ ) |
| 87 | 52 86 | rpexpcld | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ ( k - M ) ) e. RR+ ) |
| 88 | 87 | rpred | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ ( k - M ) ) e. RR ) |
| 89 | 50 88 | remulcld | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) e. RR ) |
| 90 | 48 89 | eqeltrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) e. RR ) |
| 91 | nnrecre | |- ( m e. NN -> ( 1 / m ) e. RR ) |
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| 92 | 91 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( 1 / m ) e. RR ) |
| 93 | 27 | absge0d | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> 0 <_ ( abs ` ( A ` k ) ) ) |
| 94 | 93 | adantr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 0 <_ ( abs ` ( A ` k ) ) ) |
| 95 | nnre | |- ( m e. NN -> m e. RR ) |
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| 96 | 95 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> m e. RR ) |
| 97 | nnge1 | |- ( m e. NN -> 1 <_ m ) |
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| 98 | 97 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 1 <_ m ) |
| 99 | 1red | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 1 e. RR ) |
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| 100 | 86 | zred | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( k - M ) e. RR ) |
| 101 | simplr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> k < M ) |
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| 102 | 53 | adantl | |- ( ( ph /\ k e. ( 0 ... N ) ) -> k e. ZZ ) |
| 103 | 102 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> k e. ZZ ) |
| 104 | 83 | ad3antrrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> M e. ZZ ) |
| 105 | zltp1le | |- ( ( k e. ZZ /\ M e. ZZ ) -> ( k < M <-> ( k + 1 ) <_ M ) ) |
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| 106 | 103 104 105 | syl2anc | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( k < M <-> ( k + 1 ) <_ M ) ) |
| 107 | 101 106 | mpbid | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( k + 1 ) <_ M ) |
| 108 | 24 | adantl | |- ( ( ph /\ k e. ( 0 ... N ) ) -> k e. NN0 ) |
| 109 | 108 | nn0red | |- ( ( ph /\ k e. ( 0 ... N ) ) -> k e. RR ) |
| 110 | 109 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> k e. RR ) |
| 111 | 82 | adantr | |- ( ( ph /\ k e. ( 0 ... N ) ) -> M e. NN0 ) |
| 112 | 111 | nn0red | |- ( ( ph /\ k e. ( 0 ... N ) ) -> M e. RR ) |
| 113 | 112 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> M e. RR ) |
| 114 | 110 99 113 | leaddsub2d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( k + 1 ) <_ M <-> 1 <_ ( M - k ) ) ) |
| 115 | 107 114 | mpbid | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 1 <_ ( M - k ) ) |
| 116 | 109 | recnd | |- ( ( ph /\ k e. ( 0 ... N ) ) -> k e. CC ) |
| 117 | 116 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> k e. CC ) |
| 118 | 112 | recnd | |- ( ( ph /\ k e. ( 0 ... N ) ) -> M e. CC ) |
| 119 | 118 | ad2antrr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> M e. CC ) |
| 120 | 117 119 | negsubdi2d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> -u ( k - M ) = ( M - k ) ) |
| 121 | 115 120 | breqtrrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 1 <_ -u ( k - M ) ) |
| 122 | 99 100 121 | lenegcon2d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( k - M ) <_ -u 1 ) |
| 123 | neg1z | |- -u 1 e. ZZ |
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| 124 | eluz | |- ( ( ( k - M ) e. ZZ /\ -u 1 e. ZZ ) -> ( -u 1 e. ( ZZ>= ` ( k - M ) ) <-> ( k - M ) <_ -u 1 ) ) |
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| 125 | 86 123 124 | sylancl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( -u 1 e. ( ZZ>= ` ( k - M ) ) <-> ( k - M ) <_ -u 1 ) ) |
| 126 | 122 125 | mpbird | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> -u 1 e. ( ZZ>= ` ( k - M ) ) ) |
| 127 | 96 98 126 | leexp2ad | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ ( k - M ) ) <_ ( m ^ -u 1 ) ) |
| 128 | nncn | |- ( m e. NN -> m e. CC ) |
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| 129 | 128 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> m e. CC ) |
| 130 | expn1 | |- ( m e. CC -> ( m ^ -u 1 ) = ( 1 / m ) ) |
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| 131 | 129 130 | syl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ -u 1 ) = ( 1 / m ) ) |
| 132 | 127 131 | breqtrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ ( k - M ) ) <_ ( 1 / m ) ) |
| 133 | 88 92 50 94 132 | lemul2ad | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) <_ ( ( abs ` ( A ` k ) ) x. ( 1 / m ) ) ) |
| 134 | 29 | adantr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( A ` k ) ) e. CC ) |
| 135 | nnne0 | |- ( m e. NN -> m =/= 0 ) |
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| 136 | 135 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> m =/= 0 ) |
| 137 | 134 129 136 | divrecd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) / m ) = ( ( abs ` ( A ` k ) ) x. ( 1 / m ) ) ) |
| 138 | 39 137 | eqtrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ` m ) = ( ( abs ` ( A ` k ) ) x. ( 1 / m ) ) ) |
| 139 | 133 48 138 | 3brtr4d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) <_ ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) / n ) ) ` m ) ) |
| 140 | 87 | rpge0d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 0 <_ ( m ^ ( k - M ) ) ) |
| 141 | 50 88 94 140 | mulge0d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 0 <_ ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 142 | 141 48 | breqtrrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> 0 <_ ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) ) |
| 143 | 8 11 31 34 42 90 139 142 | climsqz2 | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ~~> 0 ) |
| 144 | 32 | mptex | |- ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) e. _V |
| 145 | 144 | a1i | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) e. _V ) |
| 146 | 43 | oveq2d | |- ( n = m -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) |
| 147 | eqid | |- ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) = ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) |
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| 148 | ovex | |- ( ( A ` k ) x. ( m ^ ( k - M ) ) ) e. _V |
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| 149 | 146 147 148 | fvmpt | |- ( m e. NN -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) |
| 150 | 149 | ad2antlr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) |
| 151 | 23 | adantr | |- ( ( ph /\ m e. NN ) -> A : NN0 --> CC ) |
| 152 | 151 24 25 | syl2an | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( A ` k ) e. CC ) |
| 153 | 128 | ad2antlr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> m e. CC ) |
| 154 | 135 | ad2antlr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> m =/= 0 ) |
| 155 | 83 | adantr | |- ( ( ph /\ m e. NN ) -> M e. ZZ ) |
| 156 | 53 155 84 | syl2anr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( k - M ) e. ZZ ) |
| 157 | 153 154 156 | expclzd | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( m ^ ( k - M ) ) e. CC ) |
| 158 | 152 157 | mulcld | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( A ` k ) x. ( m ^ ( k - M ) ) ) e. CC ) |
| 159 | 150 158 | eqeltrd | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) e. CC ) |
| 160 | 159 | an32s | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) e. CC ) |
| 161 | 160 | adantlr | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) e. CC ) |
| 162 | 88 | recnd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( m ^ ( k - M ) ) e. CC ) |
| 163 | 49 162 | absmuld | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) = ( ( abs ` ( A ` k ) ) x. ( abs ` ( m ^ ( k - M ) ) ) ) ) |
| 164 | 88 140 | absidd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( m ^ ( k - M ) ) ) = ( m ^ ( k - M ) ) ) |
| 165 | 164 | oveq2d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( abs ` ( A ` k ) ) x. ( abs ` ( m ^ ( k - M ) ) ) ) = ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 166 | 163 165 | eqtrd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) = ( ( abs ` ( A ` k ) ) x. ( m ^ ( k - M ) ) ) ) |
| 167 | 149 | adantl | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) |
| 168 | 167 | fveq2d | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( abs ` ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) ) = ( abs ` ( ( A ` k ) x. ( m ^ ( k - M ) ) ) ) ) |
| 169 | 166 168 48 | 3eqtr4rd | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) /\ m e. NN ) -> ( ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( abs ` ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) ) ) |
| 170 | 8 11 145 34 161 169 | climabs0 | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ~~> 0 <-> ( n e. NN |-> ( ( abs ` ( A ` k ) ) x. ( n ^ ( k - M ) ) ) ) ~~> 0 ) ) |
| 171 | 143 170 | mpbird | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ~~> 0 ) |
| 172 | 109 | adantr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> k e. RR ) |
| 173 | simpr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> k < M ) |
|
| 174 | 172 173 | ltned | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> k =/= M ) |
| 175 | velsn | |- ( k e. { M } <-> k = M ) |
|
| 176 | 175 | necon3bbii | |- ( -. k e. { M } <-> k =/= M ) |
| 177 | 174 176 | sylibr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> -. k e. { M } ) |
| 178 | 177 | iffalsed | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> if ( k e. { M } , ( A ` k ) , 0 ) = 0 ) |
| 179 | 171 178 | breqtrrd | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ k < M ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ~~> if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 180 | nncn | |- ( n e. NN -> n e. CC ) |
|
| 181 | 180 | ad2antlr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> n e. CC ) |
| 182 | nnne0 | |- ( n e. NN -> n =/= 0 ) |
|
| 183 | 182 | ad2antlr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> n =/= 0 ) |
| 184 | 85 | ad3antrrr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( k - M ) e. ZZ ) |
| 185 | 181 183 184 | expclzd | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( n ^ ( k - M ) ) e. CC ) |
| 186 | 185 | mul02d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( 0 x. ( n ^ ( k - M ) ) ) = 0 ) |
| 187 | simpr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( A ` k ) = 0 ) |
|
| 188 | 187 | oveq1d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = ( 0 x. ( n ^ ( k - M ) ) ) ) |
| 189 | 187 | ifeq1d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> if ( k e. { M } , ( A ` k ) , 0 ) = if ( k e. { M } , 0 , 0 ) ) |
| 190 | ifid | |- if ( k e. { M } , 0 , 0 ) = 0 |
|
| 191 | 189 190 | eqtrdi | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> if ( k e. { M } , ( A ` k ) , 0 ) = 0 ) |
| 192 | 186 188 191 | 3eqtr4d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) = 0 ) -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 193 | 26 | adantr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> ( A ` k ) e. CC ) |
| 194 | 193 | ad2antrr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( A ` k ) e. CC ) |
| 195 | 194 | mulridd | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( ( A ` k ) x. 1 ) = ( A ` k ) ) |
| 196 | nn0ssre | |- NN0 C_ RR |
|
| 197 | 55 196 | sstrdi | |- ( ph -> ( `' A " ( S \ { 0 } ) ) C_ RR ) |
| 198 | 197 | ad2antrr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( `' A " ( S \ { 0 } ) ) C_ RR ) |
| 199 | 7 | ad2antrr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( `' A " ( S \ { 0 } ) ) =/= (/) ) |
| 200 | 78 | ad2antrr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> E. x e. RR A. z e. ( `' A " ( S \ { 0 } ) ) z <_ x ) |
| 201 | 24 | ad2antlr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> k e. NN0 ) |
| 202 | ffvelcdm | |- ( ( A : NN0 --> ( S u. { 0 } ) /\ k e. NN0 ) -> ( A ` k ) e. ( S u. { 0 } ) ) |
|
| 203 | 22 24 202 | syl2an | |- ( ( ph /\ k e. ( 0 ... N ) ) -> ( A ` k ) e. ( S u. { 0 } ) ) |
| 204 | 203 | anim1i | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( ( A ` k ) e. ( S u. { 0 } ) /\ ( A ` k ) =/= 0 ) ) |
| 205 | eldifsn | |- ( ( A ` k ) e. ( ( S u. { 0 } ) \ { 0 } ) <-> ( ( A ` k ) e. ( S u. { 0 } ) /\ ( A ` k ) =/= 0 ) ) |
|
| 206 | 204 205 | sylibr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( A ` k ) e. ( ( S u. { 0 } ) \ { 0 } ) ) |
| 207 | difun2 | |- ( ( S u. { 0 } ) \ { 0 } ) = ( S \ { 0 } ) |
|
| 208 | 206 207 | eleqtrdi | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( A ` k ) e. ( S \ { 0 } ) ) |
| 209 | elpreima | |- ( A Fn NN0 -> ( k e. ( `' A " ( S \ { 0 } ) ) <-> ( k e. NN0 /\ ( A ` k ) e. ( S \ { 0 } ) ) ) ) |
|
| 210 | 59 209 | syl | |- ( ph -> ( k e. ( `' A " ( S \ { 0 } ) ) <-> ( k e. NN0 /\ ( A ` k ) e. ( S \ { 0 } ) ) ) ) |
| 211 | 210 | ad2antrr | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> ( k e. ( `' A " ( S \ { 0 } ) ) <-> ( k e. NN0 /\ ( A ` k ) e. ( S \ { 0 } ) ) ) ) |
| 212 | 201 208 211 | mpbir2and | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> k e. ( `' A " ( S \ { 0 } ) ) ) |
| 213 | 198 199 200 212 | suprubd | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> k <_ sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) ) |
| 214 | 213 6 | breqtrrdi | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ ( A ` k ) =/= 0 ) -> k <_ M ) |
| 215 | 214 | ad4ant14 | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> k <_ M ) |
| 216 | simpllr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> M <_ k ) |
|
| 217 | 109 | ad3antrrr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> k e. RR ) |
| 218 | 112 | ad3antrrr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> M e. RR ) |
| 219 | 217 218 | letri3d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( k = M <-> ( k <_ M /\ M <_ k ) ) ) |
| 220 | 215 216 219 | mpbir2and | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> k = M ) |
| 221 | 220 | oveq1d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( k - M ) = ( M - M ) ) |
| 222 | 118 | ad3antrrr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> M e. CC ) |
| 223 | 222 | subidd | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( M - M ) = 0 ) |
| 224 | 221 223 | eqtrd | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( k - M ) = 0 ) |
| 225 | 224 | oveq2d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( n ^ ( k - M ) ) = ( n ^ 0 ) ) |
| 226 | 180 | ad2antlr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> n e. CC ) |
| 227 | 226 | exp0d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( n ^ 0 ) = 1 ) |
| 228 | 225 227 | eqtrd | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( n ^ ( k - M ) ) = 1 ) |
| 229 | 228 | oveq2d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = ( ( A ` k ) x. 1 ) ) |
| 230 | 220 175 | sylibr | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> k e. { M } ) |
| 231 | 230 | iftrued | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> if ( k e. { M } , ( A ` k ) , 0 ) = ( A ` k ) ) |
| 232 | 195 229 231 | 3eqtr4d | |- ( ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) /\ ( A ` k ) =/= 0 ) -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 233 | 192 232 | pm2.61dane | |- ( ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) /\ n e. NN ) -> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) = if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 234 | 233 | mpteq2dva | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) = ( n e. NN |-> if ( k e. { M } , ( A ` k ) , 0 ) ) ) |
| 235 | fconstmpt | |- ( NN X. { if ( k e. { M } , ( A ` k ) , 0 ) } ) = ( n e. NN |-> if ( k e. { M } , ( A ` k ) , 0 ) ) |
|
| 236 | 234 235 | eqtr4di | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) = ( NN X. { if ( k e. { M } , ( A ` k ) , 0 ) } ) ) |
| 237 | ifcl | |- ( ( ( A ` k ) e. CC /\ 0 e. CC ) -> if ( k e. { M } , ( A ` k ) , 0 ) e. CC ) |
|
| 238 | 193 12 237 | sylancl | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> if ( k e. { M } , ( A ` k ) , 0 ) e. CC ) |
| 239 | 1z | |- 1 e. ZZ |
|
| 240 | 8 | eqimss2i | |- ( ZZ>= ` 1 ) C_ NN |
| 241 | 240 32 | climconst2 | |- ( ( if ( k e. { M } , ( A ` k ) , 0 ) e. CC /\ 1 e. ZZ ) -> ( NN X. { if ( k e. { M } , ( A ` k ) , 0 ) } ) ~~> if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 242 | 238 239 241 | sylancl | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> ( NN X. { if ( k e. { M } , ( A ` k ) , 0 ) } ) ~~> if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 243 | 236 242 | eqbrtrd | |- ( ( ( ph /\ k e. ( 0 ... N ) ) /\ M <_ k ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ~~> if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 244 | 179 243 109 112 | ltlecasei | |- ( ( ph /\ k e. ( 0 ... N ) ) -> ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ~~> if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 245 | snex | |- { 0 } e. _V |
|
| 246 | 32 245 | xpex | |- ( NN X. { 0 } ) e. _V |
| 247 | 246 | a1i | |- ( ph -> ( NN X. { 0 } ) e. _V ) |
| 248 | 160 | anasss | |- ( ( ph /\ ( k e. ( 0 ... N ) /\ m e. NN ) ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) e. CC ) |
| 249 | 5 | fveq1d | |- ( ph -> ( 0p ` m ) = ( ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ` m ) ) |
| 250 | 249 | adantr | |- ( ( ph /\ m e. NN ) -> ( 0p ` m ) = ( ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ` m ) ) |
| 251 | 128 | adantl | |- ( ( ph /\ m e. NN ) -> m e. CC ) |
| 252 | 0pval | |- ( m e. CC -> ( 0p ` m ) = 0 ) |
|
| 253 | 251 252 | syl | |- ( ( ph /\ m e. NN ) -> ( 0p ` m ) = 0 ) |
| 254 | oveq1 | |- ( z = m -> ( z ^ k ) = ( m ^ k ) ) |
|
| 255 | 254 | oveq2d | |- ( z = m -> ( ( A ` k ) x. ( z ^ k ) ) = ( ( A ` k ) x. ( m ^ k ) ) ) |
| 256 | 255 | sumeq2sdv | |- ( z = m -> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) = sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) ) |
| 257 | eqid | |- ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) |
|
| 258 | sumex | |- sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) e. _V |
|
| 259 | 256 257 258 | fvmpt | |- ( m e. CC -> ( ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ` m ) = sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) ) |
| 260 | 251 259 | syl | |- ( ( ph /\ m e. NN ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( z ^ k ) ) ) ` m ) = sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) ) |
| 261 | 250 253 260 | 3eqtr3d | |- ( ( ph /\ m e. NN ) -> 0 = sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) ) |
| 262 | 261 | oveq1d | |- ( ( ph /\ m e. NN ) -> ( 0 / ( m ^ M ) ) = ( sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) ) |
| 263 | expcl | |- ( ( m e. CC /\ M e. NN0 ) -> ( m ^ M ) e. CC ) |
|
| 264 | 128 82 263 | syl2anr | |- ( ( ph /\ m e. NN ) -> ( m ^ M ) e. CC ) |
| 265 | 135 | adantl | |- ( ( ph /\ m e. NN ) -> m =/= 0 ) |
| 266 | 251 265 155 | expne0d | |- ( ( ph /\ m e. NN ) -> ( m ^ M ) =/= 0 ) |
| 267 | 264 266 | div0d | |- ( ( ph /\ m e. NN ) -> ( 0 / ( m ^ M ) ) = 0 ) |
| 268 | fzfid | |- ( ( ph /\ m e. NN ) -> ( 0 ... N ) e. Fin ) |
|
| 269 | expcl | |- ( ( m e. CC /\ k e. NN0 ) -> ( m ^ k ) e. CC ) |
|
| 270 | 251 24 269 | syl2an | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( m ^ k ) e. CC ) |
| 271 | 152 270 | mulcld | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( A ` k ) x. ( m ^ k ) ) e. CC ) |
| 272 | 268 264 271 266 | fsumdivc | |- ( ( ph /\ m e. NN ) -> ( sum_ k e. ( 0 ... N ) ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) = sum_ k e. ( 0 ... N ) ( ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) ) |
| 273 | 262 267 272 | 3eqtr3d | |- ( ( ph /\ m e. NN ) -> 0 = sum_ k e. ( 0 ... N ) ( ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) ) |
| 274 | fvconst2g | |- ( ( 0 e. CC /\ m e. NN ) -> ( ( NN X. { 0 } ) ` m ) = 0 ) |
|
| 275 | 13 274 | sylan | |- ( ( ph /\ m e. NN ) -> ( ( NN X. { 0 } ) ` m ) = 0 ) |
| 276 | 155 | adantr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> M e. ZZ ) |
| 277 | 53 | adantl | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> k e. ZZ ) |
| 278 | 153 154 276 277 | expsubd | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( m ^ ( k - M ) ) = ( ( m ^ k ) / ( m ^ M ) ) ) |
| 279 | 278 | oveq2d | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( A ` k ) x. ( m ^ ( k - M ) ) ) = ( ( A ` k ) x. ( ( m ^ k ) / ( m ^ M ) ) ) ) |
| 280 | 264 | adantr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( m ^ M ) e. CC ) |
| 281 | 266 | adantr | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( m ^ M ) =/= 0 ) |
| 282 | 152 270 280 281 | divassd | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) = ( ( A ` k ) x. ( ( m ^ k ) / ( m ^ M ) ) ) ) |
| 283 | 279 150 282 | 3eqtr4d | |- ( ( ( ph /\ m e. NN ) /\ k e. ( 0 ... N ) ) -> ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) = ( ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) ) |
| 284 | 283 | sumeq2dv | |- ( ( ph /\ m e. NN ) -> sum_ k e. ( 0 ... N ) ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) = sum_ k e. ( 0 ... N ) ( ( ( A ` k ) x. ( m ^ k ) ) / ( m ^ M ) ) ) |
| 285 | 273 275 284 | 3eqtr4d | |- ( ( ph /\ m e. NN ) -> ( ( NN X. { 0 } ) ` m ) = sum_ k e. ( 0 ... N ) ( ( n e. NN |-> ( ( A ` k ) x. ( n ^ ( k - M ) ) ) ) ` m ) ) |
| 286 | 8 9 10 244 247 248 285 | climfsum | |- ( ph -> ( NN X. { 0 } ) ~~> sum_ k e. ( 0 ... N ) if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 287 | suprleub | |- ( ( ( ( `' A " ( S \ { 0 } ) ) C_ RR /\ ( `' A " ( S \ { 0 } ) ) =/= (/) /\ E. x e. RR A. z e. ( `' A " ( S \ { 0 } ) ) z <_ x ) /\ N e. RR ) -> ( sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) <_ N <-> A. z e. ( `' A " ( S \ { 0 } ) ) z <_ N ) ) |
|
| 288 | 197 7 78 58 287 | syl31anc | |- ( ph -> ( sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) <_ N <-> A. z e. ( `' A " ( S \ { 0 } ) ) z <_ N ) ) |
| 289 | 76 288 | mpbird | |- ( ph -> sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) <_ N ) |
| 290 | 6 289 | eqbrtrid | |- ( ph -> M <_ N ) |
| 291 | nn0uz | |- NN0 = ( ZZ>= ` 0 ) |
|
| 292 | 82 291 | eleqtrdi | |- ( ph -> M e. ( ZZ>= ` 0 ) ) |
| 293 | 2 | nn0zd | |- ( ph -> N e. ZZ ) |
| 294 | elfz5 | |- ( ( M e. ( ZZ>= ` 0 ) /\ N e. ZZ ) -> ( M e. ( 0 ... N ) <-> M <_ N ) ) |
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| 295 | 292 293 294 | syl2anc | |- ( ph -> ( M e. ( 0 ... N ) <-> M <_ N ) ) |
| 296 | 290 295 | mpbird | |- ( ph -> M e. ( 0 ... N ) ) |
| 297 | 296 | snssd | |- ( ph -> { M } C_ ( 0 ... N ) ) |
| 298 | 23 82 | ffvelcdmd | |- ( ph -> ( A ` M ) e. CC ) |
| 299 | elsni | |- ( k e. { M } -> k = M ) |
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| 300 | 299 | fveq2d | |- ( k e. { M } -> ( A ` k ) = ( A ` M ) ) |
| 301 | 300 | eleq1d | |- ( k e. { M } -> ( ( A ` k ) e. CC <-> ( A ` M ) e. CC ) ) |
| 302 | 298 301 | syl5ibrcom | |- ( ph -> ( k e. { M } -> ( A ` k ) e. CC ) ) |
| 303 | 302 | ralrimiv | |- ( ph -> A. k e. { M } ( A ` k ) e. CC ) |
| 304 | 10 | olcd | |- ( ph -> ( ( 0 ... N ) C_ ( ZZ>= ` 0 ) \/ ( 0 ... N ) e. Fin ) ) |
| 305 | sumss2 | |- ( ( ( { M } C_ ( 0 ... N ) /\ A. k e. { M } ( A ` k ) e. CC ) /\ ( ( 0 ... N ) C_ ( ZZ>= ` 0 ) \/ ( 0 ... N ) e. Fin ) ) -> sum_ k e. { M } ( A ` k ) = sum_ k e. ( 0 ... N ) if ( k e. { M } , ( A ` k ) , 0 ) ) |
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| 306 | 297 303 304 305 | syl21anc | |- ( ph -> sum_ k e. { M } ( A ` k ) = sum_ k e. ( 0 ... N ) if ( k e. { M } , ( A ` k ) , 0 ) ) |
| 307 | ltso | |- < Or RR |
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| 308 | 307 | supex | |- sup ( ( `' A " ( S \ { 0 } ) ) , RR , < ) e. _V |
| 309 | 6 308 | eqeltri | |- M e. _V |
| 310 | fveq2 | |- ( k = M -> ( A ` k ) = ( A ` M ) ) |
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| 311 | 310 | sumsn | |- ( ( M e. _V /\ ( A ` M ) e. CC ) -> sum_ k e. { M } ( A ` k ) = ( A ` M ) ) |
| 312 | 309 298 311 | sylancr | |- ( ph -> sum_ k e. { M } ( A ` k ) = ( A ` M ) ) |
| 313 | 306 312 | eqtr3d | |- ( ph -> sum_ k e. ( 0 ... N ) if ( k e. { M } , ( A ` k ) , 0 ) = ( A ` M ) ) |
| 314 | 286 313 | breqtrd | |- ( ph -> ( NN X. { 0 } ) ~~> ( A ` M ) ) |
| 315 | 240 32 | climconst2 | |- ( ( 0 e. CC /\ 1 e. ZZ ) -> ( NN X. { 0 } ) ~~> 0 ) |
| 316 | 12 239 315 | mp2an | |- ( NN X. { 0 } ) ~~> 0 |
| 317 | climuni | |- ( ( ( NN X. { 0 } ) ~~> ( A ` M ) /\ ( NN X. { 0 } ) ~~> 0 ) -> ( A ` M ) = 0 ) |
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| 318 | 314 316 317 | sylancl | |- ( ph -> ( A ` M ) = 0 ) |
| 319 | fvex | |- ( A ` M ) e. _V |
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| 320 | 319 | elsn | |- ( ( A ` M ) e. { 0 } <-> ( A ` M ) = 0 ) |
| 321 | 318 320 | sylibr | |- ( ph -> ( A ` M ) e. { 0 } ) |
| 322 | elpreima | |- ( A Fn NN0 -> ( M e. ( `' A " ( S \ { 0 } ) ) <-> ( M e. NN0 /\ ( A ` M ) e. ( S \ { 0 } ) ) ) ) |
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| 323 | 59 322 | syl | |- ( ph -> ( M e. ( `' A " ( S \ { 0 } ) ) <-> ( M e. NN0 /\ ( A ` M ) e. ( S \ { 0 } ) ) ) ) |
| 324 | 81 323 | mpbid | |- ( ph -> ( M e. NN0 /\ ( A ` M ) e. ( S \ { 0 } ) ) ) |
| 325 | 324 | simprd | |- ( ph -> ( A ` M ) e. ( S \ { 0 } ) ) |
| 326 | 325 | eldifbd | |- ( ph -> -. ( A ` M ) e. { 0 } ) |
| 327 | 321 326 | pm2.65i | |- -. ph |