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Description: Lemma for ppiub . (Contributed by Mario Carneiro, 12-Mar-2014)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | ppiublem1.1 | |- ( N <_ 6 /\ ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( N ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
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| ppiublem1.2 | |- M e. NN0 |
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| ppiublem1.3 | |- N = ( M + 1 ) |
||
| ppiublem1.4 | |- ( 2 || M \/ 3 || M \/ M e. { 1 , 5 } ) |
||
| Assertion | ppiublem1 | |- ( M <_ 6 /\ ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( M ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ppiublem1.1 | |- ( N <_ 6 /\ ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( N ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
|
| 2 | ppiublem1.2 | |- M e. NN0 |
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| 3 | ppiublem1.3 | |- N = ( M + 1 ) |
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| 4 | ppiublem1.4 | |- ( 2 || M \/ 3 || M \/ M e. { 1 , 5 } ) |
|
| 5 | 1 | simpli | |- N <_ 6 |
| 6 | df-6 | |- 6 = ( 5 + 1 ) |
|
| 7 | 5 3 6 | 3brtr3i | |- ( M + 1 ) <_ ( 5 + 1 ) |
| 8 | 2 | nn0rei | |- M e. RR |
| 9 | 5re | |- 5 e. RR |
|
| 10 | 1re | |- 1 e. RR |
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| 11 | 8 9 10 | leadd1i | |- ( M <_ 5 <-> ( M + 1 ) <_ ( 5 + 1 ) ) |
| 12 | 7 11 | mpbir | |- M <_ 5 |
| 13 | 6re | |- 6 e. RR |
|
| 14 | 5lt6 | |- 5 < 6 |
|
| 15 | 9 13 14 | ltleii | |- 5 <_ 6 |
| 16 | 8 9 13 | letri | |- ( ( M <_ 5 /\ 5 <_ 6 ) -> M <_ 6 ) |
| 17 | 12 15 16 | mp2an | |- M <_ 6 |
| 18 | 2 | nn0zi | |- M e. ZZ |
| 19 | 5nn | |- 5 e. NN |
|
| 20 | 19 | nnzi | |- 5 e. ZZ |
| 21 | eluz2 | |- ( 5 e. ( ZZ>= ` M ) <-> ( M e. ZZ /\ 5 e. ZZ /\ M <_ 5 ) ) |
|
| 22 | 18 20 12 21 | mpbir3an | |- 5 e. ( ZZ>= ` M ) |
| 23 | elfzp12 | |- ( 5 e. ( ZZ>= ` M ) -> ( ( P mod 6 ) e. ( M ... 5 ) <-> ( ( P mod 6 ) = M \/ ( P mod 6 ) e. ( ( M + 1 ) ... 5 ) ) ) ) |
|
| 24 | 22 23 | ax-mp | |- ( ( P mod 6 ) e. ( M ... 5 ) <-> ( ( P mod 6 ) = M \/ ( P mod 6 ) e. ( ( M + 1 ) ... 5 ) ) ) |
| 25 | 2nn | |- 2 e. NN |
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| 26 | 6nn | |- 6 e. NN |
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| 27 | prmz | |- ( P e. Prime -> P e. ZZ ) |
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| 28 | 27 | adantr | |- ( ( P e. Prime /\ 4 <_ P ) -> P e. ZZ ) |
| 29 | 3z | |- 3 e. ZZ |
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| 30 | 2z | |- 2 e. ZZ |
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| 31 | dvdsmul2 | |- ( ( 3 e. ZZ /\ 2 e. ZZ ) -> 2 || ( 3 x. 2 ) ) |
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| 32 | 29 30 31 | mp2an | |- 2 || ( 3 x. 2 ) |
| 33 | 3t2e6 | |- ( 3 x. 2 ) = 6 |
|
| 34 | 32 33 | breqtri | |- 2 || 6 |
| 35 | dvdsmod | |- ( ( ( 2 e. NN /\ 6 e. NN /\ P e. ZZ ) /\ 2 || 6 ) -> ( 2 || ( P mod 6 ) <-> 2 || P ) ) |
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| 36 | 34 35 | mpan2 | |- ( ( 2 e. NN /\ 6 e. NN /\ P e. ZZ ) -> ( 2 || ( P mod 6 ) <-> 2 || P ) ) |
| 37 | 25 26 28 36 | mp3an12i | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 || ( P mod 6 ) <-> 2 || P ) ) |
| 38 | uzid | |- ( 2 e. ZZ -> 2 e. ( ZZ>= ` 2 ) ) |
|
| 39 | 30 38 | ax-mp | |- 2 e. ( ZZ>= ` 2 ) |
| 40 | simpl | |- ( ( P e. Prime /\ 4 <_ P ) -> P e. Prime ) |
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| 41 | dvdsprm | |- ( ( 2 e. ( ZZ>= ` 2 ) /\ P e. Prime ) -> ( 2 || P <-> 2 = P ) ) |
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| 42 | 39 40 41 | sylancr | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 || P <-> 2 = P ) ) |
| 43 | 37 42 | bitrd | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 || ( P mod 6 ) <-> 2 = P ) ) |
| 44 | simpr | |- ( ( P e. Prime /\ 4 <_ P ) -> 4 <_ P ) |
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| 45 | breq2 | |- ( 2 = P -> ( 4 <_ 2 <-> 4 <_ P ) ) |
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| 46 | 44 45 | syl5ibrcom | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 = P -> 4 <_ 2 ) ) |
| 47 | 2lt4 | |- 2 < 4 |
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| 48 | 2re | |- 2 e. RR |
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| 49 | 4re | |- 4 e. RR |
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| 50 | 48 49 | ltnlei | |- ( 2 < 4 <-> -. 4 <_ 2 ) |
| 51 | 47 50 | mpbi | |- -. 4 <_ 2 |
| 52 | 51 | pm2.21i | |- ( 4 <_ 2 -> ( P mod 6 ) e. { 1 , 5 } ) |
| 53 | 46 52 | syl6 | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 = P -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 54 | 43 53 | sylbid | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 2 || ( P mod 6 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 55 | breq2 | |- ( ( P mod 6 ) = M -> ( 2 || ( P mod 6 ) <-> 2 || M ) ) |
|
| 56 | 55 | imbi1d | |- ( ( P mod 6 ) = M -> ( ( 2 || ( P mod 6 ) -> ( P mod 6 ) e. { 1 , 5 } ) <-> ( 2 || M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 57 | 54 56 | syl5ibcom | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( 2 || M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 58 | 57 | com3r | |- ( 2 || M -> ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 59 | 3nn | |- 3 e. NN |
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| 60 | dvdsmul1 | |- ( ( 3 e. ZZ /\ 2 e. ZZ ) -> 3 || ( 3 x. 2 ) ) |
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| 61 | 29 30 60 | mp2an | |- 3 || ( 3 x. 2 ) |
| 62 | 61 33 | breqtri | |- 3 || 6 |
| 63 | dvdsmod | |- ( ( ( 3 e. NN /\ 6 e. NN /\ P e. ZZ ) /\ 3 || 6 ) -> ( 3 || ( P mod 6 ) <-> 3 || P ) ) |
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| 64 | 62 63 | mpan2 | |- ( ( 3 e. NN /\ 6 e. NN /\ P e. ZZ ) -> ( 3 || ( P mod 6 ) <-> 3 || P ) ) |
| 65 | 59 26 28 64 | mp3an12i | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 || ( P mod 6 ) <-> 3 || P ) ) |
| 66 | df-3 | |- 3 = ( 2 + 1 ) |
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| 67 | peano2uz | |- ( 2 e. ( ZZ>= ` 2 ) -> ( 2 + 1 ) e. ( ZZ>= ` 2 ) ) |
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| 68 | 39 67 | ax-mp | |- ( 2 + 1 ) e. ( ZZ>= ` 2 ) |
| 69 | 66 68 | eqeltri | |- 3 e. ( ZZ>= ` 2 ) |
| 70 | dvdsprm | |- ( ( 3 e. ( ZZ>= ` 2 ) /\ P e. Prime ) -> ( 3 || P <-> 3 = P ) ) |
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| 71 | 69 40 70 | sylancr | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 || P <-> 3 = P ) ) |
| 72 | 65 71 | bitrd | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 || ( P mod 6 ) <-> 3 = P ) ) |
| 73 | breq2 | |- ( 3 = P -> ( 4 <_ 3 <-> 4 <_ P ) ) |
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| 74 | 44 73 | syl5ibrcom | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 = P -> 4 <_ 3 ) ) |
| 75 | 3lt4 | |- 3 < 4 |
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| 76 | 3re | |- 3 e. RR |
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| 77 | 76 49 | ltnlei | |- ( 3 < 4 <-> -. 4 <_ 3 ) |
| 78 | 75 77 | mpbi | |- -. 4 <_ 3 |
| 79 | 78 | pm2.21i | |- ( 4 <_ 3 -> ( P mod 6 ) e. { 1 , 5 } ) |
| 80 | 74 79 | syl6 | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 = P -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 81 | 72 80 | sylbid | |- ( ( P e. Prime /\ 4 <_ P ) -> ( 3 || ( P mod 6 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 82 | breq2 | |- ( ( P mod 6 ) = M -> ( 3 || ( P mod 6 ) <-> 3 || M ) ) |
|
| 83 | 82 | imbi1d | |- ( ( P mod 6 ) = M -> ( ( 3 || ( P mod 6 ) -> ( P mod 6 ) e. { 1 , 5 } ) <-> ( 3 || M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 84 | 81 83 | syl5ibcom | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( 3 || M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 85 | 84 | com3r | |- ( 3 || M -> ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 86 | eleq1a | |- ( M e. { 1 , 5 } -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) |
|
| 87 | 86 | a1d | |- ( M e. { 1 , 5 } -> ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 88 | 58 85 87 | 3jaoi | |- ( ( 2 || M \/ 3 || M \/ M e. { 1 , 5 } ) -> ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |
| 89 | 4 88 | ax-mp | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) = M -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 90 | 3 | oveq1i | |- ( N ... 5 ) = ( ( M + 1 ) ... 5 ) |
| 91 | 90 | eleq2i | |- ( ( P mod 6 ) e. ( N ... 5 ) <-> ( P mod 6 ) e. ( ( M + 1 ) ... 5 ) ) |
| 92 | 1 | simpri | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( N ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 93 | 91 92 | biimtrrid | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( ( M + 1 ) ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 94 | 89 93 | jaod | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( ( P mod 6 ) = M \/ ( P mod 6 ) e. ( ( M + 1 ) ... 5 ) ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 95 | 24 94 | biimtrid | |- ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( M ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) |
| 96 | 17 95 | pm3.2i | |- ( M <_ 6 /\ ( ( P e. Prime /\ 4 <_ P ) -> ( ( P mod 6 ) e. ( M ... 5 ) -> ( P mod 6 ) e. { 1 , 5 } ) ) ) |