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Description: The sum of the von Mangoldt function over n is asymptotic to log x + O(1) . Equation 9.2.13 of Shapiro, p. 331. (Contributed by Mario Carneiro, 16-Apr-2016)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | vmadivsum | |- ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( log ` x ) ) ) e. O(1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | reex | |- RR e. _V |
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| 2 | rpssre | |- RR+ C_ RR |
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| 3 | 1 2 | ssexi | |- RR+ e. _V |
| 4 | 3 | a1i | |- ( T. -> RR+ e. _V ) |
| 5 | ovexd | |- ( ( T. /\ x e. RR+ ) -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) e. _V ) |
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| 6 | ovexd | |- ( ( T. /\ x e. RR+ ) -> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) e. _V ) |
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| 7 | eqidd | |- ( T. -> ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) = ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) |
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| 8 | eqidd | |- ( T. -> ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) = ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) |
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| 9 | 4 5 6 7 8 | offval2 | |- ( T. -> ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) oF - ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) = ( x e. RR+ |-> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) - ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) ) |
| 10 | 9 | mptru | |- ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) oF - ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) = ( x e. RR+ |-> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) - ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) |
| 11 | fzfid | |- ( x e. RR+ -> ( 1 ... ( |_ ` x ) ) e. Fin ) |
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| 12 | elfznn | |- ( n e. ( 1 ... ( |_ ` x ) ) -> n e. NN ) |
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| 13 | 12 | adantl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> n e. NN ) |
| 14 | vmacl | |- ( n e. NN -> ( Lam ` n ) e. RR ) |
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| 15 | 13 14 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( Lam ` n ) e. RR ) |
| 16 | 15 13 | nndivred | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) / n ) e. RR ) |
| 17 | 11 16 | fsumrecl | |- ( x e. RR+ -> sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) e. RR ) |
| 18 | 17 | recnd | |- ( x e. RR+ -> sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) e. CC ) |
| 19 | relogcl | |- ( x e. RR+ -> ( log ` x ) e. RR ) |
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| 20 | 19 | recnd | |- ( x e. RR+ -> ( log ` x ) e. CC ) |
| 21 | rprege0 | |- ( x e. RR+ -> ( x e. RR /\ 0 <_ x ) ) |
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| 22 | flge0nn0 | |- ( ( x e. RR /\ 0 <_ x ) -> ( |_ ` x ) e. NN0 ) |
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| 23 | faccl | |- ( ( |_ ` x ) e. NN0 -> ( ! ` ( |_ ` x ) ) e. NN ) |
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| 24 | 21 22 23 | 3syl | |- ( x e. RR+ -> ( ! ` ( |_ ` x ) ) e. NN ) |
| 25 | 24 | nnrpd | |- ( x e. RR+ -> ( ! ` ( |_ ` x ) ) e. RR+ ) |
| 26 | 25 | relogcld | |- ( x e. RR+ -> ( log ` ( ! ` ( |_ ` x ) ) ) e. RR ) |
| 27 | rerpdivcl | |- ( ( ( log ` ( ! ` ( |_ ` x ) ) ) e. RR /\ x e. RR+ ) -> ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) e. RR ) |
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| 28 | 26 27 | mpancom | |- ( x e. RR+ -> ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) e. RR ) |
| 29 | 28 | recnd | |- ( x e. RR+ -> ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) e. CC ) |
| 30 | 18 20 29 | nnncan2d | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) - ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) = ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( log ` x ) ) ) |
| 31 | 30 | mpteq2ia | |- ( x e. RR+ |-> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) - ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) = ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( log ` x ) ) ) |
| 32 | 10 31 | eqtri | |- ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) oF - ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) = ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( log ` x ) ) ) |
| 33 | 1red | |- ( T. -> 1 e. RR ) |
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| 34 | chpo1ub | |- ( x e. RR+ |-> ( ( psi ` x ) / x ) ) e. O(1) |
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| 35 | 34 | a1i | |- ( T. -> ( x e. RR+ |-> ( ( psi ` x ) / x ) ) e. O(1) ) |
| 36 | rpre | |- ( x e. RR+ -> x e. RR ) |
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| 37 | chpcl | |- ( x e. RR -> ( psi ` x ) e. RR ) |
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| 38 | 36 37 | syl | |- ( x e. RR+ -> ( psi ` x ) e. RR ) |
| 39 | rerpdivcl | |- ( ( ( psi ` x ) e. RR /\ x e. RR+ ) -> ( ( psi ` x ) / x ) e. RR ) |
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| 40 | 38 39 | mpancom | |- ( x e. RR+ -> ( ( psi ` x ) / x ) e. RR ) |
| 41 | 40 | recnd | |- ( x e. RR+ -> ( ( psi ` x ) / x ) e. CC ) |
| 42 | 41 | adantl | |- ( ( T. /\ x e. RR+ ) -> ( ( psi ` x ) / x ) e. CC ) |
| 43 | 18 29 | subcld | |- ( x e. RR+ -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) e. CC ) |
| 44 | 43 | adantl | |- ( ( T. /\ x e. RR+ ) -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) e. CC ) |
| 45 | 36 | adantr | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> x e. RR ) |
| 46 | 16 45 | remulcld | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( Lam ` n ) / n ) x. x ) e. RR ) |
| 47 | nndivre | |- ( ( x e. RR /\ n e. NN ) -> ( x / n ) e. RR ) |
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| 48 | 36 12 47 | syl2an | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( x / n ) e. RR ) |
| 49 | reflcl | |- ( ( x / n ) e. RR -> ( |_ ` ( x / n ) ) e. RR ) |
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| 50 | 48 49 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( |_ ` ( x / n ) ) e. RR ) |
| 51 | 15 50 | remulcld | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) e. RR ) |
| 52 | 46 51 | resubcld | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) e. RR ) |
| 53 | 48 50 | resubcld | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( x / n ) - ( |_ ` ( x / n ) ) ) e. RR ) |
| 54 | 1red | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> 1 e. RR ) |
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| 55 | vmage0 | |- ( n e. NN -> 0 <_ ( Lam ` n ) ) |
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| 56 | 13 55 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> 0 <_ ( Lam ` n ) ) |
| 57 | fracle1 | |- ( ( x / n ) e. RR -> ( ( x / n ) - ( |_ ` ( x / n ) ) ) <_ 1 ) |
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| 58 | 48 57 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( x / n ) - ( |_ ` ( x / n ) ) ) <_ 1 ) |
| 59 | 53 54 15 56 58 | lemul2ad | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. ( ( x / n ) - ( |_ ` ( x / n ) ) ) ) <_ ( ( Lam ` n ) x. 1 ) ) |
| 60 | 15 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( Lam ` n ) e. CC ) |
| 61 | 48 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( x / n ) e. CC ) |
| 62 | 50 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( |_ ` ( x / n ) ) e. CC ) |
| 63 | 60 61 62 | subdid | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. ( ( x / n ) - ( |_ ` ( x / n ) ) ) ) = ( ( ( Lam ` n ) x. ( x / n ) ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 64 | rpcn | |- ( x e. RR+ -> x e. CC ) |
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| 65 | 64 | adantr | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> x e. CC ) |
| 66 | 13 | nnrpd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> n e. RR+ ) |
| 67 | rpcnne0 | |- ( n e. RR+ -> ( n e. CC /\ n =/= 0 ) ) |
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| 68 | 66 67 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( n e. CC /\ n =/= 0 ) ) |
| 69 | div23 | |- ( ( ( Lam ` n ) e. CC /\ x e. CC /\ ( n e. CC /\ n =/= 0 ) ) -> ( ( ( Lam ` n ) x. x ) / n ) = ( ( ( Lam ` n ) / n ) x. x ) ) |
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| 70 | divass | |- ( ( ( Lam ` n ) e. CC /\ x e. CC /\ ( n e. CC /\ n =/= 0 ) ) -> ( ( ( Lam ` n ) x. x ) / n ) = ( ( Lam ` n ) x. ( x / n ) ) ) |
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| 71 | 69 70 | eqtr3d | |- ( ( ( Lam ` n ) e. CC /\ x e. CC /\ ( n e. CC /\ n =/= 0 ) ) -> ( ( ( Lam ` n ) / n ) x. x ) = ( ( Lam ` n ) x. ( x / n ) ) ) |
| 72 | 60 65 68 71 | syl3anc | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( Lam ` n ) / n ) x. x ) = ( ( Lam ` n ) x. ( x / n ) ) ) |
| 73 | 72 | oveq1d | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) = ( ( ( Lam ` n ) x. ( x / n ) ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 74 | 63 73 | eqtr4d | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. ( ( x / n ) - ( |_ ` ( x / n ) ) ) ) = ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 75 | 60 | mulridd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. 1 ) = ( Lam ` n ) ) |
| 76 | 59 74 75 | 3brtr3d | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) <_ ( Lam ` n ) ) |
| 77 | 11 52 15 76 | fsumle | |- ( x e. RR+ -> sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) <_ sum_ n e. ( 1 ... ( |_ ` x ) ) ( Lam ` n ) ) |
| 78 | 16 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) / n ) e. CC ) |
| 79 | 11 64 78 | fsummulc1 | |- ( x e. RR+ -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( Lam ` n ) / n ) x. x ) ) |
| 80 | logfac2 | |- ( ( x e. RR /\ 0 <_ x ) -> ( log ` ( ! ` ( |_ ` x ) ) ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) |
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| 81 | 21 80 | syl | |- ( x e. RR+ -> ( log ` ( ! ` ( |_ ` x ) ) ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) |
| 82 | 79 81 | oveq12d | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) = ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( Lam ` n ) / n ) x. x ) - sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 83 | 46 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( ( Lam ` n ) / n ) x. x ) e. CC ) |
| 84 | 51 | recnd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) e. CC ) |
| 85 | 11 83 84 | fsumsub | |- ( x e. RR+ -> sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) = ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( Lam ` n ) / n ) x. x ) - sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 86 | 82 85 | eqtr4d | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 87 | chpval | |- ( x e. RR -> ( psi ` x ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( Lam ` n ) ) |
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| 88 | 36 87 | syl | |- ( x e. RR+ -> ( psi ` x ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( Lam ` n ) ) |
| 89 | 77 86 88 | 3brtr4d | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) <_ ( psi ` x ) ) |
| 90 | 17 36 | remulcld | |- ( x e. RR+ -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) e. RR ) |
| 91 | 90 26 | resubcld | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) e. RR ) |
| 92 | rpregt0 | |- ( x e. RR+ -> ( x e. RR /\ 0 < x ) ) |
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| 93 | lediv1 | |- ( ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) e. RR /\ ( psi ` x ) e. RR /\ ( x e. RR /\ 0 < x ) ) -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) <_ ( psi ` x ) <-> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) <_ ( ( psi ` x ) / x ) ) ) |
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| 94 | 91 38 92 93 | syl3anc | |- ( x e. RR+ -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) <_ ( psi ` x ) <-> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) <_ ( ( psi ` x ) / x ) ) ) |
| 95 | 89 94 | mpbid | |- ( x e. RR+ -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) <_ ( ( psi ` x ) / x ) ) |
| 96 | 90 | recnd | |- ( x e. RR+ -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) e. CC ) |
| 97 | 26 | recnd | |- ( x e. RR+ -> ( log ` ( ! ` ( |_ ` x ) ) ) e. CC ) |
| 98 | rpcnne0 | |- ( x e. RR+ -> ( x e. CC /\ x =/= 0 ) ) |
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| 99 | divsubdir | |- ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) e. CC /\ ( log ` ( ! ` ( |_ ` x ) ) ) e. CC /\ ( x e. CC /\ x =/= 0 ) ) -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) = ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) / x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) |
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| 100 | 96 97 98 99 | syl3anc | |- ( x e. RR+ -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) = ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) / x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) |
| 101 | rpne0 | |- ( x e. RR+ -> x =/= 0 ) |
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| 102 | 18 64 101 | divcan4d | |- ( x e. RR+ -> ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) / x ) = sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) ) |
| 103 | 102 | oveq1d | |- ( x e. RR+ -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) / x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) = ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) |
| 104 | 100 103 | eqtr2d | |- ( x e. RR+ -> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) = ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) |
| 105 | 104 | fveq2d | |- ( x e. RR+ -> ( abs ` ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) = ( abs ` ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) ) |
| 106 | rerpdivcl | |- ( ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) e. RR /\ x e. RR+ ) -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) e. RR ) |
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| 107 | 91 106 | mpancom | |- ( x e. RR+ -> ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) e. RR ) |
| 108 | flle | |- ( ( x / n ) e. RR -> ( |_ ` ( x / n ) ) <_ ( x / n ) ) |
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| 109 | 48 108 | syl | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( |_ ` ( x / n ) ) <_ ( x / n ) ) |
| 110 | 48 50 | subge0d | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> ( 0 <_ ( ( x / n ) - ( |_ ` ( x / n ) ) ) <-> ( |_ ` ( x / n ) ) <_ ( x / n ) ) ) |
| 111 | 109 110 | mpbird | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> 0 <_ ( ( x / n ) - ( |_ ` ( x / n ) ) ) ) |
| 112 | 15 53 56 111 | mulge0d | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> 0 <_ ( ( Lam ` n ) x. ( ( x / n ) - ( |_ ` ( x / n ) ) ) ) ) |
| 113 | 112 74 | breqtrd | |- ( ( x e. RR+ /\ n e. ( 1 ... ( |_ ` x ) ) ) -> 0 <_ ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 114 | 11 52 113 | fsumge0 | |- ( x e. RR+ -> 0 <_ sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( ( ( Lam ` n ) / n ) x. x ) - ( ( Lam ` n ) x. ( |_ ` ( x / n ) ) ) ) ) |
| 115 | 114 86 | breqtrrd | |- ( x e. RR+ -> 0 <_ ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) ) |
| 116 | divge0 | |- ( ( ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) e. RR /\ 0 <_ ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) ) /\ ( x e. RR /\ 0 < x ) ) -> 0 <_ ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) |
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| 117 | 91 115 92 116 | syl21anc | |- ( x e. RR+ -> 0 <_ ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) |
| 118 | 107 117 | absidd | |- ( x e. RR+ -> ( abs ` ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) = ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) |
| 119 | 105 118 | eqtrd | |- ( x e. RR+ -> ( abs ` ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) = ( ( ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) x. x ) - ( log ` ( ! ` ( |_ ` x ) ) ) ) / x ) ) |
| 120 | chpge0 | |- ( x e. RR -> 0 <_ ( psi ` x ) ) |
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| 121 | 36 120 | syl | |- ( x e. RR+ -> 0 <_ ( psi ` x ) ) |
| 122 | divge0 | |- ( ( ( ( psi ` x ) e. RR /\ 0 <_ ( psi ` x ) ) /\ ( x e. RR /\ 0 < x ) ) -> 0 <_ ( ( psi ` x ) / x ) ) |
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| 123 | 38 121 92 122 | syl21anc | |- ( x e. RR+ -> 0 <_ ( ( psi ` x ) / x ) ) |
| 124 | 40 123 | absidd | |- ( x e. RR+ -> ( abs ` ( ( psi ` x ) / x ) ) = ( ( psi ` x ) / x ) ) |
| 125 | 95 119 124 | 3brtr4d | |- ( x e. RR+ -> ( abs ` ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) <_ ( abs ` ( ( psi ` x ) / x ) ) ) |
| 126 | 125 | ad2antrl | |- ( ( T. /\ ( x e. RR+ /\ 1 <_ x ) ) -> ( abs ` ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) <_ ( abs ` ( ( psi ` x ) / x ) ) ) |
| 127 | 33 35 42 44 126 | o1le | |- ( T. -> ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) ) |
| 128 | 127 | mptru | |- ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) |
| 129 | logfacrlim | |- ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ~~>r 1 |
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| 130 | rlimo1 | |- ( ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ~~>r 1 -> ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) ) |
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| 131 | 129 130 | ax-mp | |- ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) |
| 132 | o1sub | |- ( ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) /\ ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) e. O(1) ) -> ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) oF - ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) e. O(1) ) |
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| 133 | 128 131 132 | mp2an | |- ( ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) oF - ( x e. RR+ |-> ( ( log ` x ) - ( ( log ` ( ! ` ( |_ ` x ) ) ) / x ) ) ) ) e. O(1) |
| 134 | 32 133 | eqeltrri | |- ( x e. RR+ |-> ( sum_ n e. ( 1 ... ( |_ ` x ) ) ( ( Lam ` n ) / n ) - ( log ` x ) ) ) e. O(1) |