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Description: An upper bound on the prime powers dividing a central binomial coefficient. (Contributed by Mario Carneiro, 9-Mar-2014)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | bposlem1 | |- ( ( N e. NN /\ P e. Prime ) -> ( P ^ ( P pCnt ( ( 2 x. N ) _C N ) ) ) <_ ( 2 x. N ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fzfid | |- ( ( N e. NN /\ P e. Prime ) -> ( 1 ... ( 2 x. N ) ) e. Fin ) |
|
| 2 | 2nn | |- 2 e. NN |
|
| 3 | nnmulcl | |- ( ( 2 e. NN /\ N e. NN ) -> ( 2 x. N ) e. NN ) |
|
| 4 | 2 3 | mpan | |- ( N e. NN -> ( 2 x. N ) e. NN ) |
| 5 | 4 | ad2antrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. N ) e. NN ) |
| 6 | prmnn | |- ( P e. Prime -> P e. NN ) |
|
| 7 | 6 | ad2antlr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> P e. NN ) |
| 8 | elfznn | |- ( k e. ( 1 ... ( 2 x. N ) ) -> k e. NN ) |
|
| 9 | 8 | adantl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> k e. NN ) |
| 10 | 9 | nnnn0d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> k e. NN0 ) |
| 11 | 7 10 | nnexpcld | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( P ^ k ) e. NN ) |
| 12 | nnrp | |- ( ( 2 x. N ) e. NN -> ( 2 x. N ) e. RR+ ) |
|
| 13 | nnrp | |- ( ( P ^ k ) e. NN -> ( P ^ k ) e. RR+ ) |
|
| 14 | rpdivcl | |- ( ( ( 2 x. N ) e. RR+ /\ ( P ^ k ) e. RR+ ) -> ( ( 2 x. N ) / ( P ^ k ) ) e. RR+ ) |
|
| 15 | 12 13 14 | syl2an | |- ( ( ( 2 x. N ) e. NN /\ ( P ^ k ) e. NN ) -> ( ( 2 x. N ) / ( P ^ k ) ) e. RR+ ) |
| 16 | 5 11 15 | syl2anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) e. RR+ ) |
| 17 | 16 | rpred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) e. RR ) |
| 18 | 17 | flcld | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) e. ZZ ) |
| 19 | 2z | |- 2 e. ZZ |
|
| 20 | simpll | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> N e. NN ) |
|
| 21 | nnrp | |- ( N e. NN -> N e. RR+ ) |
|
| 22 | rpdivcl | |- ( ( N e. RR+ /\ ( P ^ k ) e. RR+ ) -> ( N / ( P ^ k ) ) e. RR+ ) |
|
| 23 | 21 13 22 | syl2an | |- ( ( N e. NN /\ ( P ^ k ) e. NN ) -> ( N / ( P ^ k ) ) e. RR+ ) |
| 24 | 20 11 23 | syl2anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( N / ( P ^ k ) ) e. RR+ ) |
| 25 | 24 | rpred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( N / ( P ^ k ) ) e. RR ) |
| 26 | 25 | flcld | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( N / ( P ^ k ) ) ) e. ZZ ) |
| 27 | zmulcl | |- ( ( 2 e. ZZ /\ ( |_ ` ( N / ( P ^ k ) ) ) e. ZZ ) -> ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) e. ZZ ) |
|
| 28 | 19 26 27 | sylancr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) e. ZZ ) |
| 29 | 18 28 | zsubcld | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) e. ZZ ) |
| 30 | 29 | zred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) e. RR ) |
| 31 | 1re | |- 1 e. RR |
|
| 32 | 0re | |- 0 e. RR |
|
| 33 | 31 32 | ifcli | |- if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) e. RR |
| 34 | 33 | a1i | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) e. RR ) |
| 35 | 28 | zred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) e. RR ) |
| 36 | 17 35 | resubcld | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) e. RR ) |
| 37 | 2re | |- 2 e. RR |
|
| 38 | 37 | a1i | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 2 e. RR ) |
| 39 | 18 | zred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) e. RR ) |
| 40 | flle | |- ( ( ( 2 x. N ) / ( P ^ k ) ) e. RR -> ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) <_ ( ( 2 x. N ) / ( P ^ k ) ) ) |
|
| 41 | 17 40 | syl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) <_ ( ( 2 x. N ) / ( P ^ k ) ) ) |
| 42 | 39 17 35 41 | lesub1dd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) ) |
| 43 | resubcl | |- ( ( ( N / ( P ^ k ) ) e. RR /\ 1 e. RR ) -> ( ( N / ( P ^ k ) ) - 1 ) e. RR ) |
|
| 44 | 25 31 43 | sylancl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( N / ( P ^ k ) ) - 1 ) e. RR ) |
| 45 | remulcl | |- ( ( 2 e. RR /\ ( ( N / ( P ^ k ) ) - 1 ) e. RR ) -> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) e. RR ) |
|
| 46 | 37 44 45 | sylancr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) e. RR ) |
| 47 | flltp1 | |- ( ( N / ( P ^ k ) ) e. RR -> ( N / ( P ^ k ) ) < ( ( |_ ` ( N / ( P ^ k ) ) ) + 1 ) ) |
|
| 48 | 25 47 | syl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( N / ( P ^ k ) ) < ( ( |_ ` ( N / ( P ^ k ) ) ) + 1 ) ) |
| 49 | 1red | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 1 e. RR ) |
|
| 50 | 26 | zred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( N / ( P ^ k ) ) ) e. RR ) |
| 51 | 25 49 50 | ltsubaddd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( N / ( P ^ k ) ) - 1 ) < ( |_ ` ( N / ( P ^ k ) ) ) <-> ( N / ( P ^ k ) ) < ( ( |_ ` ( N / ( P ^ k ) ) ) + 1 ) ) ) |
| 52 | 48 51 | mpbird | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( N / ( P ^ k ) ) - 1 ) < ( |_ ` ( N / ( P ^ k ) ) ) ) |
| 53 | 2pos | |- 0 < 2 |
|
| 54 | 37 53 | pm3.2i | |- ( 2 e. RR /\ 0 < 2 ) |
| 55 | ltmul2 | |- ( ( ( ( N / ( P ^ k ) ) - 1 ) e. RR /\ ( |_ ` ( N / ( P ^ k ) ) ) e. RR /\ ( 2 e. RR /\ 0 < 2 ) ) -> ( ( ( N / ( P ^ k ) ) - 1 ) < ( |_ ` ( N / ( P ^ k ) ) ) <-> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) < ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) ) |
|
| 56 | 54 55 | mp3an3 | |- ( ( ( ( N / ( P ^ k ) ) - 1 ) e. RR /\ ( |_ ` ( N / ( P ^ k ) ) ) e. RR ) -> ( ( ( N / ( P ^ k ) ) - 1 ) < ( |_ ` ( N / ( P ^ k ) ) ) <-> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) < ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) ) |
| 57 | 44 50 56 | syl2anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( N / ( P ^ k ) ) - 1 ) < ( |_ ` ( N / ( P ^ k ) ) ) <-> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) < ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) ) |
| 58 | 52 57 | mpbid | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) < ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) |
| 59 | 46 35 17 58 | ltsub2dd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) ) ) |
| 60 | 2cnd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 2 e. CC ) |
|
| 61 | nncn | |- ( N e. NN -> N e. CC ) |
|
| 62 | 61 | ad2antrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> N e. CC ) |
| 63 | 11 | nncnd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( P ^ k ) e. CC ) |
| 64 | 11 | nnne0d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( P ^ k ) =/= 0 ) |
| 65 | 60 62 63 64 | divassd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) = ( 2 x. ( N / ( P ^ k ) ) ) ) |
| 66 | 25 | recnd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( N / ( P ^ k ) ) e. CC ) |
| 67 | 60 66 | muls1d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) = ( ( 2 x. ( N / ( P ^ k ) ) ) - 2 ) ) |
| 68 | 65 67 | oveq12d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) ) = ( ( 2 x. ( N / ( P ^ k ) ) ) - ( ( 2 x. ( N / ( P ^ k ) ) ) - 2 ) ) ) |
| 69 | remulcl | |- ( ( 2 e. RR /\ ( N / ( P ^ k ) ) e. RR ) -> ( 2 x. ( N / ( P ^ k ) ) ) e. RR ) |
|
| 70 | 37 25 69 | sylancr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( N / ( P ^ k ) ) ) e. RR ) |
| 71 | 70 | recnd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. ( N / ( P ^ k ) ) ) e. CC ) |
| 72 | 2cn | |- 2 e. CC |
|
| 73 | nncan | |- ( ( ( 2 x. ( N / ( P ^ k ) ) ) e. CC /\ 2 e. CC ) -> ( ( 2 x. ( N / ( P ^ k ) ) ) - ( ( 2 x. ( N / ( P ^ k ) ) ) - 2 ) ) = 2 ) |
|
| 74 | 71 72 73 | sylancl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. ( N / ( P ^ k ) ) ) - ( ( 2 x. ( N / ( P ^ k ) ) ) - 2 ) ) = 2 ) |
| 75 | 68 74 | eqtrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( ( N / ( P ^ k ) ) - 1 ) ) ) = 2 ) |
| 76 | 59 75 | breqtrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < 2 ) |
| 77 | 30 36 38 42 76 | lelttrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < 2 ) |
| 78 | df-2 | |- 2 = ( 1 + 1 ) |
|
| 79 | 77 78 | breqtrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < ( 1 + 1 ) ) |
| 80 | 1z | |- 1 e. ZZ |
|
| 81 | zleltp1 | |- ( ( ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) e. ZZ /\ 1 e. ZZ ) -> ( ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 1 <-> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < ( 1 + 1 ) ) ) |
|
| 82 | 29 80 81 | sylancl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 1 <-> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) < ( 1 + 1 ) ) ) |
| 83 | 79 82 | mpbird | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 1 ) |
| 84 | iftrue | |- ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) = 1 ) |
|
| 85 | 84 | breq2d | |- ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) <-> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 1 ) ) |
| 86 | 83 85 | syl5ibrcom | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) ) |
| 87 | 9 | nnge1d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 1 <_ k ) |
| 88 | 87 | biantrurd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <-> ( 1 <_ k /\ k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) ) |
| 89 | 6 | adantl | |- ( ( N e. NN /\ P e. Prime ) -> P e. NN ) |
| 90 | 89 | nnred | |- ( ( N e. NN /\ P e. Prime ) -> P e. RR ) |
| 91 | prmuz2 | |- ( P e. Prime -> P e. ( ZZ>= ` 2 ) ) |
|
| 92 | 91 | adantl | |- ( ( N e. NN /\ P e. Prime ) -> P e. ( ZZ>= ` 2 ) ) |
| 93 | eluz2gt1 | |- ( P e. ( ZZ>= ` 2 ) -> 1 < P ) |
|
| 94 | 92 93 | syl | |- ( ( N e. NN /\ P e. Prime ) -> 1 < P ) |
| 95 | 90 94 | jca | |- ( ( N e. NN /\ P e. Prime ) -> ( P e. RR /\ 1 < P ) ) |
| 96 | 95 | adantr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( P e. RR /\ 1 < P ) ) |
| 97 | elfzelz | |- ( k e. ( 1 ... ( 2 x. N ) ) -> k e. ZZ ) |
|
| 98 | 97 | adantl | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> k e. ZZ ) |
| 99 | 4 | adantr | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. NN ) |
| 100 | 99 | nnrpd | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. RR+ ) |
| 101 | 100 | adantr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. N ) e. RR+ ) |
| 102 | efexple | |- ( ( ( P e. RR /\ 1 < P ) /\ k e. ZZ /\ ( 2 x. N ) e. RR+ ) -> ( ( P ^ k ) <_ ( 2 x. N ) <-> k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) |
|
| 103 | 96 98 101 102 | syl3anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( P ^ k ) <_ ( 2 x. N ) <-> k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) |
| 104 | 9 | nnzd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> k e. ZZ ) |
| 105 | 80 | a1i | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 1 e. ZZ ) |
| 106 | 99 | nnred | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. RR ) |
| 107 | 1red | |- ( ( N e. NN /\ P e. Prime ) -> 1 e. RR ) |
|
| 108 | 37 | a1i | |- ( ( N e. NN /\ P e. Prime ) -> 2 e. RR ) |
| 109 | 1lt2 | |- 1 < 2 |
|
| 110 | 109 | a1i | |- ( ( N e. NN /\ P e. Prime ) -> 1 < 2 ) |
| 111 | 2t1e2 | |- ( 2 x. 1 ) = 2 |
|
| 112 | nnre | |- ( N e. NN -> N e. RR ) |
|
| 113 | 112 | adantr | |- ( ( N e. NN /\ P e. Prime ) -> N e. RR ) |
| 114 | 0le2 | |- 0 <_ 2 |
|
| 115 | 37 114 | pm3.2i | |- ( 2 e. RR /\ 0 <_ 2 ) |
| 116 | 115 | a1i | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 e. RR /\ 0 <_ 2 ) ) |
| 117 | nnge1 | |- ( N e. NN -> 1 <_ N ) |
|
| 118 | 117 | adantr | |- ( ( N e. NN /\ P e. Prime ) -> 1 <_ N ) |
| 119 | lemul2a | |- ( ( ( 1 e. RR /\ N e. RR /\ ( 2 e. RR /\ 0 <_ 2 ) ) /\ 1 <_ N ) -> ( 2 x. 1 ) <_ ( 2 x. N ) ) |
|
| 120 | 107 113 116 118 119 | syl31anc | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. 1 ) <_ ( 2 x. N ) ) |
| 121 | 111 120 | eqbrtrrid | |- ( ( N e. NN /\ P e. Prime ) -> 2 <_ ( 2 x. N ) ) |
| 122 | 107 108 106 110 121 | ltletrd | |- ( ( N e. NN /\ P e. Prime ) -> 1 < ( 2 x. N ) ) |
| 123 | 106 122 | rplogcld | |- ( ( N e. NN /\ P e. Prime ) -> ( log ` ( 2 x. N ) ) e. RR+ ) |
| 124 | 90 94 | rplogcld | |- ( ( N e. NN /\ P e. Prime ) -> ( log ` P ) e. RR+ ) |
| 125 | 123 124 | rpdivcld | |- ( ( N e. NN /\ P e. Prime ) -> ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) e. RR+ ) |
| 126 | 125 | rpred | |- ( ( N e. NN /\ P e. Prime ) -> ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) e. RR ) |
| 127 | 126 | flcld | |- ( ( N e. NN /\ P e. Prime ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. ZZ ) |
| 128 | 127 | adantr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. ZZ ) |
| 129 | elfz | |- ( ( k e. ZZ /\ 1 e. ZZ /\ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. ZZ ) -> ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( 1 <_ k /\ k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) ) |
|
| 130 | 104 105 128 129 | syl3anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( 1 <_ k /\ k <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) ) |
| 131 | 88 103 130 | 3bitr4rd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( P ^ k ) <_ ( 2 x. N ) ) ) |
| 132 | 131 | notbid | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> -. ( P ^ k ) <_ ( 2 x. N ) ) ) |
| 133 | 106 | adantr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( 2 x. N ) e. RR ) |
| 134 | 11 | nnred | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( P ^ k ) e. RR ) |
| 135 | 133 134 | ltnled | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( P ^ k ) <-> -. ( P ^ k ) <_ ( 2 x. N ) ) ) |
| 136 | 132 135 | bitr4d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( 2 x. N ) < ( P ^ k ) ) ) |
| 137 | 16 | rpge0d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 0 <_ ( ( 2 x. N ) / ( P ^ k ) ) ) |
| 138 | 137 | adantrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> 0 <_ ( ( 2 x. N ) / ( P ^ k ) ) ) |
| 139 | 11 | nngt0d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 0 < ( P ^ k ) ) |
| 140 | ltdivmul | |- ( ( ( 2 x. N ) e. RR /\ 1 e. RR /\ ( ( P ^ k ) e. RR /\ 0 < ( P ^ k ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) < 1 <-> ( 2 x. N ) < ( ( P ^ k ) x. 1 ) ) ) |
|
| 141 | 133 49 134 139 140 | syl112anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) < 1 <-> ( 2 x. N ) < ( ( P ^ k ) x. 1 ) ) ) |
| 142 | 63 | mulridd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( P ^ k ) x. 1 ) = ( P ^ k ) ) |
| 143 | 142 | breq2d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( ( P ^ k ) x. 1 ) <-> ( 2 x. N ) < ( P ^ k ) ) ) |
| 144 | 141 143 | bitrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( ( 2 x. N ) / ( P ^ k ) ) < 1 <-> ( 2 x. N ) < ( P ^ k ) ) ) |
| 145 | 144 | biimprd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( P ^ k ) -> ( ( 2 x. N ) / ( P ^ k ) ) < 1 ) ) |
| 146 | 145 | impr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) < 1 ) |
| 147 | 0p1e1 | |- ( 0 + 1 ) = 1 |
|
| 148 | 146 147 | breqtrrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) < ( 0 + 1 ) ) |
| 149 | 17 | adantrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( 2 x. N ) / ( P ^ k ) ) e. RR ) |
| 150 | 0z | |- 0 e. ZZ |
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| 151 | flbi | |- ( ( ( ( 2 x. N ) / ( P ^ k ) ) e. RR /\ 0 e. ZZ ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) = 0 <-> ( 0 <_ ( ( 2 x. N ) / ( P ^ k ) ) /\ ( ( 2 x. N ) / ( P ^ k ) ) < ( 0 + 1 ) ) ) ) |
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| 152 | 149 150 151 | sylancl | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) = 0 <-> ( 0 <_ ( ( 2 x. N ) / ( P ^ k ) ) /\ ( ( 2 x. N ) / ( P ^ k ) ) < ( 0 + 1 ) ) ) ) |
| 153 | 138 148 152 | mpbir2and | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) = 0 ) |
| 154 | 24 | rpge0d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> 0 <_ ( N / ( P ^ k ) ) ) |
| 155 | 154 | adantrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> 0 <_ ( N / ( P ^ k ) ) ) |
| 156 | 112 21 | ltaddrp2d | |- ( N e. NN -> N < ( N + N ) ) |
| 157 | 61 | 2timesd | |- ( N e. NN -> ( 2 x. N ) = ( N + N ) ) |
| 158 | 156 157 | breqtrrd | |- ( N e. NN -> N < ( 2 x. N ) ) |
| 159 | 158 | ad2antrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> N < ( 2 x. N ) ) |
| 160 | 112 | ad2antrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> N e. RR ) |
| 161 | lttr | |- ( ( N e. RR /\ ( 2 x. N ) e. RR /\ ( P ^ k ) e. RR ) -> ( ( N < ( 2 x. N ) /\ ( 2 x. N ) < ( P ^ k ) ) -> N < ( P ^ k ) ) ) |
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| 162 | 160 133 134 161 | syl3anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( N < ( 2 x. N ) /\ ( 2 x. N ) < ( P ^ k ) ) -> N < ( P ^ k ) ) ) |
| 163 | 159 162 | mpand | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( P ^ k ) -> N < ( P ^ k ) ) ) |
| 164 | ltdivmul | |- ( ( N e. RR /\ 1 e. RR /\ ( ( P ^ k ) e. RR /\ 0 < ( P ^ k ) ) ) -> ( ( N / ( P ^ k ) ) < 1 <-> N < ( ( P ^ k ) x. 1 ) ) ) |
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| 165 | 160 49 134 139 164 | syl112anc | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( N / ( P ^ k ) ) < 1 <-> N < ( ( P ^ k ) x. 1 ) ) ) |
| 166 | 142 | breq2d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( N < ( ( P ^ k ) x. 1 ) <-> N < ( P ^ k ) ) ) |
| 167 | 165 166 | bitrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( N / ( P ^ k ) ) < 1 <-> N < ( P ^ k ) ) ) |
| 168 | 163 167 | sylibrd | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( P ^ k ) -> ( N / ( P ^ k ) ) < 1 ) ) |
| 169 | 168 | impr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( N / ( P ^ k ) ) < 1 ) |
| 170 | 169 147 | breqtrrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( N / ( P ^ k ) ) < ( 0 + 1 ) ) |
| 171 | 25 | adantrr | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( N / ( P ^ k ) ) e. RR ) |
| 172 | flbi | |- ( ( ( N / ( P ^ k ) ) e. RR /\ 0 e. ZZ ) -> ( ( |_ ` ( N / ( P ^ k ) ) ) = 0 <-> ( 0 <_ ( N / ( P ^ k ) ) /\ ( N / ( P ^ k ) ) < ( 0 + 1 ) ) ) ) |
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| 173 | 171 150 172 | sylancl | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( |_ ` ( N / ( P ^ k ) ) ) = 0 <-> ( 0 <_ ( N / ( P ^ k ) ) /\ ( N / ( P ^ k ) ) < ( 0 + 1 ) ) ) ) |
| 174 | 155 170 173 | mpbir2and | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( |_ ` ( N / ( P ^ k ) ) ) = 0 ) |
| 175 | 174 | oveq2d | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) = ( 2 x. 0 ) ) |
| 176 | 2t0e0 | |- ( 2 x. 0 ) = 0 |
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| 177 | 175 176 | eqtrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) = 0 ) |
| 178 | 153 177 | oveq12d | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) = ( 0 - 0 ) ) |
| 179 | 0m0e0 | |- ( 0 - 0 ) = 0 |
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| 180 | 178 179 | eqtrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) = 0 ) |
| 181 | 0le0 | |- 0 <_ 0 |
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| 182 | 180 181 | eqbrtrdi | |- ( ( ( N e. NN /\ P e. Prime ) /\ ( k e. ( 1 ... ( 2 x. N ) ) /\ ( 2 x. N ) < ( P ^ k ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 0 ) |
| 183 | 182 | expr | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( 2 x. N ) < ( P ^ k ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 0 ) ) |
| 184 | 136 183 | sylbid | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 0 ) ) |
| 185 | iffalse | |- ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) = 0 ) |
|
| 186 | 185 | eqcomd | |- ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> 0 = if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) |
| 187 | 186 | breq2d | |- ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ 0 <-> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) ) |
| 188 | 184 187 | mpbidi | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( -. k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) ) |
| 189 | 86 188 | pm2.61d | |- ( ( ( N e. NN /\ P e. Prime ) /\ k e. ( 1 ... ( 2 x. N ) ) ) -> ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) |
| 190 | 1 30 34 189 | fsumle | |- ( ( N e. NN /\ P e. Prime ) -> sum_ k e. ( 1 ... ( 2 x. N ) ) ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) <_ sum_ k e. ( 1 ... ( 2 x. N ) ) if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) |
| 191 | pcbcctr | |- ( ( N e. NN /\ P e. Prime ) -> ( P pCnt ( ( 2 x. N ) _C N ) ) = sum_ k e. ( 1 ... ( 2 x. N ) ) ( ( |_ ` ( ( 2 x. N ) / ( P ^ k ) ) ) - ( 2 x. ( |_ ` ( N / ( P ^ k ) ) ) ) ) ) |
|
| 192 | 127 | zred | |- ( ( N e. NN /\ P e. Prime ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. RR ) |
| 193 | flle | |- ( ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) e. RR -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <_ ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) |
|
| 194 | 126 193 | syl | |- ( ( N e. NN /\ P e. Prime ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <_ ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) |
| 195 | 99 | nnnn0d | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. NN0 ) |
| 196 | 89 195 | nnexpcld | |- ( ( N e. NN /\ P e. Prime ) -> ( P ^ ( 2 x. N ) ) e. NN ) |
| 197 | 196 | nnred | |- ( ( N e. NN /\ P e. Prime ) -> ( P ^ ( 2 x. N ) ) e. RR ) |
| 198 | bernneq3 | |- ( ( P e. ( ZZ>= ` 2 ) /\ ( 2 x. N ) e. NN0 ) -> ( 2 x. N ) < ( P ^ ( 2 x. N ) ) ) |
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| 199 | 92 195 198 | syl2anc | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) < ( P ^ ( 2 x. N ) ) ) |
| 200 | 106 197 199 | ltled | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) <_ ( P ^ ( 2 x. N ) ) ) |
| 201 | 100 | reeflogd | |- ( ( N e. NN /\ P e. Prime ) -> ( exp ` ( log ` ( 2 x. N ) ) ) = ( 2 x. N ) ) |
| 202 | 89 | nnrpd | |- ( ( N e. NN /\ P e. Prime ) -> P e. RR+ ) |
| 203 | 99 | nnzd | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. ZZ ) |
| 204 | reexplog | |- ( ( P e. RR+ /\ ( 2 x. N ) e. ZZ ) -> ( P ^ ( 2 x. N ) ) = ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) ) |
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| 205 | 202 203 204 | syl2anc | |- ( ( N e. NN /\ P e. Prime ) -> ( P ^ ( 2 x. N ) ) = ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) ) |
| 206 | 205 | eqcomd | |- ( ( N e. NN /\ P e. Prime ) -> ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) = ( P ^ ( 2 x. N ) ) ) |
| 207 | 200 201 206 | 3brtr4d | |- ( ( N e. NN /\ P e. Prime ) -> ( exp ` ( log ` ( 2 x. N ) ) ) <_ ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) ) |
| 208 | 100 | relogcld | |- ( ( N e. NN /\ P e. Prime ) -> ( log ` ( 2 x. N ) ) e. RR ) |
| 209 | 124 | rpred | |- ( ( N e. NN /\ P e. Prime ) -> ( log ` P ) e. RR ) |
| 210 | 106 209 | remulcld | |- ( ( N e. NN /\ P e. Prime ) -> ( ( 2 x. N ) x. ( log ` P ) ) e. RR ) |
| 211 | efle | |- ( ( ( log ` ( 2 x. N ) ) e. RR /\ ( ( 2 x. N ) x. ( log ` P ) ) e. RR ) -> ( ( log ` ( 2 x. N ) ) <_ ( ( 2 x. N ) x. ( log ` P ) ) <-> ( exp ` ( log ` ( 2 x. N ) ) ) <_ ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) ) ) |
|
| 212 | 208 210 211 | syl2anc | |- ( ( N e. NN /\ P e. Prime ) -> ( ( log ` ( 2 x. N ) ) <_ ( ( 2 x. N ) x. ( log ` P ) ) <-> ( exp ` ( log ` ( 2 x. N ) ) ) <_ ( exp ` ( ( 2 x. N ) x. ( log ` P ) ) ) ) ) |
| 213 | 207 212 | mpbird | |- ( ( N e. NN /\ P e. Prime ) -> ( log ` ( 2 x. N ) ) <_ ( ( 2 x. N ) x. ( log ` P ) ) ) |
| 214 | 208 106 124 | ledivmul2d | |- ( ( N e. NN /\ P e. Prime ) -> ( ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) <_ ( 2 x. N ) <-> ( log ` ( 2 x. N ) ) <_ ( ( 2 x. N ) x. ( log ` P ) ) ) ) |
| 215 | 213 214 | mpbird | |- ( ( N e. NN /\ P e. Prime ) -> ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) <_ ( 2 x. N ) ) |
| 216 | 192 126 106 194 215 | letrd | |- ( ( N e. NN /\ P e. Prime ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <_ ( 2 x. N ) ) |
| 217 | eluz | |- ( ( ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. ZZ /\ ( 2 x. N ) e. ZZ ) -> ( ( 2 x. N ) e. ( ZZ>= ` ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <_ ( 2 x. N ) ) ) |
|
| 218 | 127 203 217 | syl2anc | |- ( ( N e. NN /\ P e. Prime ) -> ( ( 2 x. N ) e. ( ZZ>= ` ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) <-> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) <_ ( 2 x. N ) ) ) |
| 219 | 216 218 | mpbird | |- ( ( N e. NN /\ P e. Prime ) -> ( 2 x. N ) e. ( ZZ>= ` ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) |
| 220 | fzss2 | |- ( ( 2 x. N ) e. ( ZZ>= ` ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) -> ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) C_ ( 1 ... ( 2 x. N ) ) ) |
|
| 221 | 219 220 | syl | |- ( ( N e. NN /\ P e. Prime ) -> ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) C_ ( 1 ... ( 2 x. N ) ) ) |
| 222 | sumhash | |- ( ( ( 1 ... ( 2 x. N ) ) e. Fin /\ ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) C_ ( 1 ... ( 2 x. N ) ) ) -> sum_ k e. ( 1 ... ( 2 x. N ) ) if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) = ( # ` ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) ) |
|
| 223 | 1 221 222 | syl2anc | |- ( ( N e. NN /\ P e. Prime ) -> sum_ k e. ( 1 ... ( 2 x. N ) ) if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) = ( # ` ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) ) |
| 224 | 125 | rprege0d | |- ( ( N e. NN /\ P e. Prime ) -> ( ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) e. RR /\ 0 <_ ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) |
| 225 | flge0nn0 | |- ( ( ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) e. RR /\ 0 <_ ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. NN0 ) |
|
| 226 | hashfz1 | |- ( ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) e. NN0 -> ( # ` ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) = ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) |
|
| 227 | 224 225 226 | 3syl | |- ( ( N e. NN /\ P e. Prime ) -> ( # ` ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) = ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) |
| 228 | 223 227 | eqtr2d | |- ( ( N e. NN /\ P e. Prime ) -> ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) = sum_ k e. ( 1 ... ( 2 x. N ) ) if ( k e. ( 1 ... ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) , 1 , 0 ) ) |
| 229 | 190 191 228 | 3brtr4d | |- ( ( N e. NN /\ P e. Prime ) -> ( P pCnt ( ( 2 x. N ) _C N ) ) <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) |
| 230 | simpr | |- ( ( N e. NN /\ P e. Prime ) -> P e. Prime ) |
|
| 231 | nnnn0 | |- ( N e. NN -> N e. NN0 ) |
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| 232 | fzctr | |- ( N e. NN0 -> N e. ( 0 ... ( 2 x. N ) ) ) |
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| 233 | bccl2 | |- ( N e. ( 0 ... ( 2 x. N ) ) -> ( ( 2 x. N ) _C N ) e. NN ) |
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| 234 | 231 232 233 | 3syl | |- ( N e. NN -> ( ( 2 x. N ) _C N ) e. NN ) |
| 235 | 234 | adantr | |- ( ( N e. NN /\ P e. Prime ) -> ( ( 2 x. N ) _C N ) e. NN ) |
| 236 | 230 235 | pccld | |- ( ( N e. NN /\ P e. Prime ) -> ( P pCnt ( ( 2 x. N ) _C N ) ) e. NN0 ) |
| 237 | 236 | nn0zd | |- ( ( N e. NN /\ P e. Prime ) -> ( P pCnt ( ( 2 x. N ) _C N ) ) e. ZZ ) |
| 238 | efexple | |- ( ( ( P e. RR /\ 1 < P ) /\ ( P pCnt ( ( 2 x. N ) _C N ) ) e. ZZ /\ ( 2 x. N ) e. RR+ ) -> ( ( P ^ ( P pCnt ( ( 2 x. N ) _C N ) ) ) <_ ( 2 x. N ) <-> ( P pCnt ( ( 2 x. N ) _C N ) ) <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) |
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| 239 | 90 94 237 100 238 | syl211anc | |- ( ( N e. NN /\ P e. Prime ) -> ( ( P ^ ( P pCnt ( ( 2 x. N ) _C N ) ) ) <_ ( 2 x. N ) <-> ( P pCnt ( ( 2 x. N ) _C N ) ) <_ ( |_ ` ( ( log ` ( 2 x. N ) ) / ( log ` P ) ) ) ) ) |
| 240 | 229 239 | mpbird | |- ( ( N e. NN /\ P e. Prime ) -> ( P ^ ( P pCnt ( ( 2 x. N ) _C N ) ) ) <_ ( 2 x. N ) ) |