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Description: The ternary Goldbach conjecture is valid for all odd numbers less than 8.8 x 10^30 (actually 8.875694 x 10^30, see section 1.2.2 in Helfgott p. 4, using bgoldbachlt , ax-hgprmladder and bgoldbtbnd . (Contributed by AV, 4-Aug-2020) (Revised by AV, 9-Sep-2021)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | tgblthelfgott | |- ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> N e. GoldbachOdd ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-hgprmladder | |- E. d e. ( ZZ>= ` 3 ) E. f e. ( RePart ` d ) ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) |
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| 2 | 1nn0 | |- 1 e. NN0 |
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| 3 | 1nn | |- 1 e. NN |
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| 4 | 2 3 | decnncl | |- ; 1 1 e. NN |
| 5 | 4 | nnzi | |- ; 1 1 e. ZZ |
| 6 | 8nn0 | |- 8 e. NN0 |
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| 7 | 8nn | |- 8 e. NN |
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| 8 | 6 7 | decnncl | |- ; 8 8 e. NN |
| 9 | 10nn | |- ; 1 0 e. NN |
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| 10 | 2nn0 | |- 2 e. NN0 |
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| 11 | 9nn | |- 9 e. NN |
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| 12 | 10 11 | decnncl | |- ; 2 9 e. NN |
| 13 | 12 | nnnn0i | |- ; 2 9 e. NN0 |
| 14 | nnexpcl | |- ( ( ; 1 0 e. NN /\ ; 2 9 e. NN0 ) -> ( ; 1 0 ^ ; 2 9 ) e. NN ) |
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| 15 | 9 13 14 | mp2an | |- ( ; 1 0 ^ ; 2 9 ) e. NN |
| 16 | 8 15 | nnmulcli | |- ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. NN |
| 17 | 16 | nnzi | |- ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ZZ |
| 18 | 1re | |- 1 e. RR |
|
| 19 | 8 | nnrei | |- ; 8 8 e. RR |
| 20 | 18 19 | pm3.2i | |- ( 1 e. RR /\ ; 8 8 e. RR ) |
| 21 | 0le1 | |- 0 <_ 1 |
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| 22 | 1lt10 | |- 1 < ; 1 0 |
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| 23 | 7 6 2 22 | declti | |- 1 < ; 8 8 |
| 24 | 21 23 | pm3.2i | |- ( 0 <_ 1 /\ 1 < ; 8 8 ) |
| 25 | nnexpcl | |- ( ( ; 1 0 e. NN /\ 1 e. NN0 ) -> ( ; 1 0 ^ 1 ) e. NN ) |
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| 26 | 9 2 25 | mp2an | |- ( ; 1 0 ^ 1 ) e. NN |
| 27 | 26 | nnrei | |- ( ; 1 0 ^ 1 ) e. RR |
| 28 | 15 | nnrei | |- ( ; 1 0 ^ ; 2 9 ) e. RR |
| 29 | 27 28 | pm3.2i | |- ( ( ; 1 0 ^ 1 ) e. RR /\ ( ; 1 0 ^ ; 2 9 ) e. RR ) |
| 30 | 0re | |- 0 e. RR |
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| 31 | 10re | |- ; 1 0 e. RR |
|
| 32 | 10pos | |- 0 < ; 1 0 |
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| 33 | 30 31 32 | ltleii | |- 0 <_ ; 1 0 |
| 34 | 9 | nncni | |- ; 1 0 e. CC |
| 35 | exp1 | |- ( ; 1 0 e. CC -> ( ; 1 0 ^ 1 ) = ; 1 0 ) |
|
| 36 | 34 35 | ax-mp | |- ( ; 1 0 ^ 1 ) = ; 1 0 |
| 37 | 33 36 | breqtrri | |- 0 <_ ( ; 1 0 ^ 1 ) |
| 38 | 1z | |- 1 e. ZZ |
|
| 39 | 12 | nnzi | |- ; 2 9 e. ZZ |
| 40 | 31 38 39 | 3pm3.2i | |- ( ; 1 0 e. RR /\ 1 e. ZZ /\ ; 2 9 e. ZZ ) |
| 41 | 2nn | |- 2 e. NN |
|
| 42 | 9nn0 | |- 9 e. NN0 |
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| 43 | 41 42 2 22 | declti | |- 1 < ; 2 9 |
| 44 | 22 43 | pm3.2i | |- ( 1 < ; 1 0 /\ 1 < ; 2 9 ) |
| 45 | ltexp2a | |- ( ( ( ; 1 0 e. RR /\ 1 e. ZZ /\ ; 2 9 e. ZZ ) /\ ( 1 < ; 1 0 /\ 1 < ; 2 9 ) ) -> ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 2 9 ) ) |
|
| 46 | 40 44 45 | mp2an | |- ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 2 9 ) |
| 47 | 37 46 | pm3.2i | |- ( 0 <_ ( ; 1 0 ^ 1 ) /\ ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 2 9 ) ) |
| 48 | ltmul12a | |- ( ( ( ( 1 e. RR /\ ; 8 8 e. RR ) /\ ( 0 <_ 1 /\ 1 < ; 8 8 ) ) /\ ( ( ( ; 1 0 ^ 1 ) e. RR /\ ( ; 1 0 ^ ; 2 9 ) e. RR ) /\ ( 0 <_ ( ; 1 0 ^ 1 ) /\ ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( 1 x. ( ; 1 0 ^ 1 ) ) < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) |
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| 49 | 20 24 29 47 48 | mp4an | |- ( 1 x. ( ; 1 0 ^ 1 ) ) < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) |
| 50 | 26 | nnzi | |- ( ; 1 0 ^ 1 ) e. ZZ |
| 51 | zmulcl | |- ( ( 1 e. ZZ /\ ( ; 1 0 ^ 1 ) e. ZZ ) -> ( 1 x. ( ; 1 0 ^ 1 ) ) e. ZZ ) |
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| 52 | 38 50 51 | mp2an | |- ( 1 x. ( ; 1 0 ^ 1 ) ) e. ZZ |
| 53 | zltp1le | |- ( ( ( 1 x. ( ; 1 0 ^ 1 ) ) e. ZZ /\ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ZZ ) -> ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) <-> ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) |
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| 54 | 52 17 53 | mp2an | |- ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) <-> ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) |
| 55 | 1t10e1p1e11 | |- ; 1 1 = ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) |
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| 56 | 55 | eqcomi | |- ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) = ; 1 1 |
| 57 | 56 | breq1i | |- ( ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) <-> ; 1 1 <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) |
| 58 | 54 57 | bitri | |- ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) <-> ; 1 1 <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) |
| 59 | 49 58 | mpbi | |- ; 1 1 <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) |
| 60 | eluz2 | |- ( ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ( ZZ>= ` ; 1 1 ) <-> ( ; 1 1 e. ZZ /\ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ZZ /\ ; 1 1 <_ ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) |
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| 61 | 5 17 59 60 | mpbir3an | |- ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ( ZZ>= ` ; 1 1 ) |
| 62 | 61 | a1i | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) e. ( ZZ>= ` ; 1 1 ) ) |
| 63 | 4nn | |- 4 e. NN |
|
| 64 | 2 7 | decnncl | |- ; 1 8 e. NN |
| 65 | 64 | nnnn0i | |- ; 1 8 e. NN0 |
| 66 | nnexpcl | |- ( ( ; 1 0 e. NN /\ ; 1 8 e. NN0 ) -> ( ; 1 0 ^ ; 1 8 ) e. NN ) |
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| 67 | 9 65 66 | mp2an | |- ( ; 1 0 ^ ; 1 8 ) e. NN |
| 68 | 63 67 | nnmulcli | |- ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. NN |
| 69 | 68 | nnzi | |- ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ZZ |
| 70 | 4re | |- 4 e. RR |
|
| 71 | 18 70 | pm3.2i | |- ( 1 e. RR /\ 4 e. RR ) |
| 72 | 1lt4 | |- 1 < 4 |
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| 73 | 21 72 | pm3.2i | |- ( 0 <_ 1 /\ 1 < 4 ) |
| 74 | 67 | nnrei | |- ( ; 1 0 ^ ; 1 8 ) e. RR |
| 75 | 27 74 | pm3.2i | |- ( ( ; 1 0 ^ 1 ) e. RR /\ ( ; 1 0 ^ ; 1 8 ) e. RR ) |
| 76 | 64 | nnzi | |- ; 1 8 e. ZZ |
| 77 | 31 38 76 | 3pm3.2i | |- ( ; 1 0 e. RR /\ 1 e. ZZ /\ ; 1 8 e. ZZ ) |
| 78 | 3 6 2 22 | declti | |- 1 < ; 1 8 |
| 79 | 22 78 | pm3.2i | |- ( 1 < ; 1 0 /\ 1 < ; 1 8 ) |
| 80 | ltexp2a | |- ( ( ( ; 1 0 e. RR /\ 1 e. ZZ /\ ; 1 8 e. ZZ ) /\ ( 1 < ; 1 0 /\ 1 < ; 1 8 ) ) -> ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 1 8 ) ) |
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| 81 | 77 79 80 | mp2an | |- ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 1 8 ) |
| 82 | 37 81 | pm3.2i | |- ( 0 <_ ( ; 1 0 ^ 1 ) /\ ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 1 8 ) ) |
| 83 | ltmul12a | |- ( ( ( ( 1 e. RR /\ 4 e. RR ) /\ ( 0 <_ 1 /\ 1 < 4 ) ) /\ ( ( ( ; 1 0 ^ 1 ) e. RR /\ ( ; 1 0 ^ ; 1 8 ) e. RR ) /\ ( 0 <_ ( ; 1 0 ^ 1 ) /\ ( ; 1 0 ^ 1 ) < ( ; 1 0 ^ ; 1 8 ) ) ) ) -> ( 1 x. ( ; 1 0 ^ 1 ) ) < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) |
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| 84 | 71 73 75 82 83 | mp4an | |- ( 1 x. ( ; 1 0 ^ 1 ) ) < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) |
| 85 | 4z | |- 4 e. ZZ |
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| 86 | 67 | nnzi | |- ( ; 1 0 ^ ; 1 8 ) e. ZZ |
| 87 | zmulcl | |- ( ( 4 e. ZZ /\ ( ; 1 0 ^ ; 1 8 ) e. ZZ ) -> ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ZZ ) |
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| 88 | 85 86 87 | mp2an | |- ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ZZ |
| 89 | zltp1le | |- ( ( ( 1 x. ( ; 1 0 ^ 1 ) ) e. ZZ /\ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ZZ ) -> ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) <-> ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) |
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| 90 | 52 88 89 | mp2an | |- ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) <-> ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) |
| 91 | 56 | breq1i | |- ( ( ( 1 x. ( ; 1 0 ^ 1 ) ) + 1 ) <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) <-> ; 1 1 <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) |
| 92 | 90 91 | bitri | |- ( ( 1 x. ( ; 1 0 ^ 1 ) ) < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) <-> ; 1 1 <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) |
| 93 | 84 92 | mpbi | |- ; 1 1 <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) |
| 94 | eluz2 | |- ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ( ZZ>= ` ; 1 1 ) <-> ( ; 1 1 e. ZZ /\ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ZZ /\ ; 1 1 <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) |
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| 95 | 5 69 93 94 | mpbir3an | |- ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ( ZZ>= ` ; 1 1 ) |
| 96 | 95 | a1i | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. ( ZZ>= ` ; 1 1 ) ) |
| 97 | simpl | |- ( ( n e. Even /\ ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) -> n e. Even ) |
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| 98 | simprl | |- ( ( n e. Even /\ ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) -> 4 < n ) |
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| 99 | evenz | |- ( n e. Even -> n e. ZZ ) |
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| 100 | 99 | zred | |- ( n e. Even -> n e. RR ) |
| 101 | 68 | nnrei | |- ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. RR |
| 102 | ltle | |- ( ( n e. RR /\ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) e. RR ) -> ( n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) -> n <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) |
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| 103 | 100 101 102 | sylancl | |- ( n e. Even -> ( n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) -> n <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) |
| 104 | 103 | a1d | |- ( n e. Even -> ( 4 < n -> ( n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) -> n <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) ) |
| 105 | 104 | imp32 | |- ( ( n e. Even /\ ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) -> n <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) |
| 106 | ax-bgbltosilva | |- ( ( n e. Even /\ 4 < n /\ n <_ ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) -> n e. GoldbachEven ) |
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| 107 | 97 98 105 106 | syl3anc | |- ( ( n e. Even /\ ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) ) -> n e. GoldbachEven ) |
| 108 | 107 | ex | |- ( n e. Even -> ( ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) -> n e. GoldbachEven ) ) |
| 109 | 108 | a1i | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( n e. Even -> ( ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) -> n e. GoldbachEven ) ) ) |
| 110 | 109 | ralrimiv | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> A. n e. Even ( ( 4 < n /\ n < ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) ) -> n e. GoldbachEven ) ) |
| 111 | simpl | |- ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) -> d e. ( ZZ>= ` 3 ) ) |
|
| 112 | 111 | ad2antrr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> d e. ( ZZ>= ` 3 ) ) |
| 113 | simpr | |- ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) -> f e. ( RePart ` d ) ) |
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| 114 | 113 | ad2antrr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> f e. ( RePart ` d ) ) |
| 115 | simpr | |- ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) |
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| 116 | 115 | ad2antlr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) |
| 117 | simpl1 | |- ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( f ` 0 ) = 7 ) |
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| 118 | 117 | ad2antlr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( f ` 0 ) = 7 ) |
| 119 | simpl2 | |- ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( f ` 1 ) = ; 1 3 ) |
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| 120 | 119 | ad2antlr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( f ` 1 ) = ; 1 3 ) |
| 121 | 6 11 | decnncl | |- ; 8 9 e. NN |
| 122 | 121 | nnrei | |- ; 8 9 e. RR |
| 123 | 15 | nngt0i | |- 0 < ( ; 1 0 ^ ; 2 9 ) |
| 124 | 28 123 | pm3.2i | |- ( ( ; 1 0 ^ ; 2 9 ) e. RR /\ 0 < ( ; 1 0 ^ ; 2 9 ) ) |
| 125 | 19 122 124 | 3pm3.2i | |- ( ; 8 8 e. RR /\ ; 8 9 e. RR /\ ( ( ; 1 0 ^ ; 2 9 ) e. RR /\ 0 < ( ; 1 0 ^ ; 2 9 ) ) ) |
| 126 | 8lt9 | |- 8 < 9 |
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| 127 | 6 6 11 126 | declt | |- ; 8 8 < ; 8 9 |
| 128 | ltmul1a | |- ( ( ( ; 8 8 e. RR /\ ; 8 9 e. RR /\ ( ( ; 1 0 ^ ; 2 9 ) e. RR /\ 0 < ( ; 1 0 ^ ; 2 9 ) ) ) /\ ; 8 8 < ; 8 9 ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) |
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| 129 | 125 127 128 | mp2an | |- ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) |
| 130 | breq2 | |- ( ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) -> ( ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( f ` d ) <-> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) |
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| 131 | 129 130 | mpbiri | |- ( ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( f ` d ) ) |
| 132 | 131 | 3ad2ant3 | |- ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( f ` d ) ) |
| 133 | 132 | adantr | |- ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( f ` d ) ) |
| 134 | 133 | ad2antlr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) < ( f ` d ) ) |
| 135 | 121 15 | nnmulcli | |- ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) e. NN |
| 136 | 135 | nnrei | |- ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) e. RR |
| 137 | eleq1 | |- ( ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) -> ( ( f ` d ) e. RR <-> ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) e. RR ) ) |
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| 138 | 136 137 | mpbiri | |- ( ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) -> ( f ` d ) e. RR ) |
| 139 | 138 | 3ad2ant3 | |- ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> ( f ` d ) e. RR ) |
| 140 | 139 | adantr | |- ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( f ` d ) e. RR ) |
| 141 | 140 | ad2antlr | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> ( f ` d ) e. RR ) |
| 142 | 62 96 110 112 114 116 118 120 134 141 | bgoldbtbnd | |- ( ( ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) /\ ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) ) /\ ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) -> A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) ) |
| 143 | 142 | exp31 | |- ( ( d e. ( ZZ>= ` 3 ) /\ f e. ( RePart ` d ) ) -> ( ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) ) ) ) |
| 144 | 143 | rexlimivv | |- ( E. d e. ( ZZ>= ` 3 ) E. f e. ( RePart ` d ) ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) ) ) |
| 145 | breq2 | |- ( n = N -> ( 7 < n <-> 7 < N ) ) |
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| 146 | breq1 | |- ( n = N -> ( n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) <-> N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) |
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| 147 | 145 146 | anbi12d | |- ( n = N -> ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) <-> ( 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) ) ) |
| 148 | eleq1 | |- ( n = N -> ( n e. GoldbachOdd <-> N e. GoldbachOdd ) ) |
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| 149 | 147 148 | imbi12d | |- ( n = N -> ( ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) <-> ( ( 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> N e. GoldbachOdd ) ) ) |
| 150 | 149 | rspcv | |- ( N e. Odd -> ( A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) -> ( ( 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> N e. GoldbachOdd ) ) ) |
| 151 | 150 | com23 | |- ( N e. Odd -> ( ( 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> ( A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) -> N e. GoldbachOdd ) ) ) |
| 152 | 151 | 3impib | |- ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> ( A. n e. Odd ( ( 7 < n /\ n < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> n e. GoldbachOdd ) -> N e. GoldbachOdd ) ) |
| 153 | 144 152 | sylcom | |- ( E. d e. ( ZZ>= ` 3 ) E. f e. ( RePart ` d ) ( ( ( f ` 0 ) = 7 /\ ( f ` 1 ) = ; 1 3 /\ ( f ` d ) = ( ; 8 9 x. ( ; 1 0 ^ ; 2 9 ) ) ) /\ A. i e. ( 0 ..^ d ) ( ( f ` i ) e. ( Prime \ { 2 } ) /\ ( ( f ` ( i + 1 ) ) - ( f ` i ) ) < ( ( 4 x. ( ; 1 0 ^ ; 1 8 ) ) - 4 ) /\ 4 < ( ( f ` ( i + 1 ) ) - ( f ` i ) ) ) ) -> ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> N e. GoldbachOdd ) ) |
| 154 | 1 153 | ax-mp | |- ( ( N e. Odd /\ 7 < N /\ N < ( ; 8 8 x. ( ; 1 0 ^ ; 2 9 ) ) ) -> N e. GoldbachOdd ) |