| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > odd2np1lem | Unicode version | ||
| Description: Lemma for odd2np1 12640. (Contributed by Scott Fenton, 3-Apr-2014.) (Revised by Mario Carneiro, 19-Apr-2014.) |
| Ref | Expression |
|---|---|
| odd2np1lem |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqeq2 2248 |
. . . 4
| |
| 2 | 1 | rexbidv 2551 |
. . 3
|
| 3 | eqeq2 2248 |
. . . 4
| |
| 4 | 3 | rexbidv 2551 |
. . 3
|
| 5 | 2, 4 | orbi12d 805 |
. 2
|
| 6 | eqeq2 2248 |
. . . . 5
| |
| 7 | 6 | rexbidv 2551 |
. . . 4
|
| 8 | oveq2 6093 |
. . . . . . 7
| |
| 9 | 8 | oveq1d 6100 |
. . . . . 6
|
| 10 | 9 | eqeq1d 2247 |
. . . . 5
|
| 11 | 10 | cbvrexv 2787 |
. . . 4
|
| 12 | 7, 11 | bitrdi 196 |
. . 3
|
| 13 | eqeq2 2248 |
. . . . 5
| |
| 14 | 13 | rexbidv 2551 |
. . . 4
|
| 15 | oveq1 6092 |
. . . . . 6
| |
| 16 | 15 | eqeq1d 2247 |
. . . . 5
|
| 17 | 16 | cbvrexv 2787 |
. . . 4
|
| 18 | 14, 17 | bitrdi 196 |
. . 3
|
| 19 | 12, 18 | orbi12d 805 |
. 2
|
| 20 | eqeq2 2248 |
. . . 4
| |
| 21 | 20 | rexbidv 2551 |
. . 3
|
| 22 | eqeq2 2248 |
. . . 4
| |
| 23 | 22 | rexbidv 2551 |
. . 3
|
| 24 | 21, 23 | orbi12d 805 |
. 2
|
| 25 | eqeq2 2248 |
. . . 4
| |
| 26 | 25 | rexbidv 2551 |
. . 3
|
| 27 | eqeq2 2248 |
. . . 4
| |
| 28 | 27 | rexbidv 2551 |
. . 3
|
| 29 | 26, 28 | orbi12d 805 |
. 2
|
| 30 | 0z 9655 |
. . . 4
| |
| 31 | 2cn 9375 |
. . . . 5
| |
| 32 | 31 | mul02i 8717 |
. . . 4
|
| 33 | oveq1 6092 |
. . . . . 6
| |
| 34 | 33 | eqeq1d 2247 |
. . . . 5
|
| 35 | 34 | rspcev 2929 |
. . . 4
|
| 36 | 30, 32, 35 | mp2an 430 |
. . 3
|
| 37 | 36 | olci 744 |
. 2
|
| 38 | orcom 740 |
. . 3
| |
| 39 | zcn 9649 |
. . . . . . . . 9
| |
| 40 | mulcom 8308 |
. . . . . . . . 9
| |
| 41 | 39, 31, 40 | sylancl 417 |
. . . . . . . 8
|
| 42 | 41 | adantl 277 |
. . . . . . 7
|
| 43 | 42 | eqeq1d 2247 |
. . . . . 6
|
| 44 | eqid 2238 |
. . . . . . . . 9
| |
| 45 | oveq2 6093 |
. . . . . . . . . . . 12
| |
| 46 | 45 | oveq1d 6100 |
. . . . . . . . . . 11
|
| 47 | 46 | eqeq1d 2247 |
. . . . . . . . . 10
|
| 48 | 47 | rspcev 2929 |
. . . . . . . . 9
|
| 49 | 44, 48 | mpan2 429 |
. . . . . . . 8
|
| 50 | oveq1 6092 |
. . . . . . . . . 10
| |
| 51 | 50 | eqeq2d 2250 |
. . . . . . . . 9
|
| 52 | 51 | rexbidv 2551 |
. . . . . . . 8
|
| 53 | 49, 52 | syl5ibcom 155 |
. . . . . . 7
|
| 54 | 53 | adantl 277 |
. . . . . 6
|
| 55 | 43, 54 | sylbid 150 |
. . . . 5
|
| 56 | 55 | rexlimdva 2668 |
. . . 4
|
| 57 | peano2z 9680 |
. . . . . . . 8
| |
| 58 | 57 | adantl 277 |
. . . . . . 7
|
| 59 | zcn 9649 |
. . . . . . . . 9
| |
| 60 | mulcom 8308 |
. . . . . . . . . . . . 13
| |
| 61 | 31, 60 | mpan2 429 |
. . . . . . . . . . . 12
|
| 62 | 31 | mullidi 8329 |
. . . . . . . . . . . . 13
|
| 63 | 62 | a1i 9 |
. . . . . . . . . . . 12
|
| 64 | 61, 63 | oveq12d 6103 |
. . . . . . . . . . 11
|
| 65 | df-2 9363 |
. . . . . . . . . . . 12
| |
| 66 | 65 | oveq2i 6096 |
. . . . . . . . . . 11
|
| 67 | 64, 66 | eqtrdi 2287 |
. . . . . . . . . 10
|
| 68 | ax-1cn 8272 |
. . . . . . . . . . 11
| |
| 69 | adddir 8317 |
. . . . . . . . . . 11
| |
| 70 | 68, 31, 69 | mp3an23 1370 |
. . . . . . . . . 10
|
| 71 | mulcl 8306 |
. . . . . . . . . . . 12
| |
| 72 | 31, 71 | mpan 428 |
. . . . . . . . . . 11
|
| 73 | addass 8309 |
. . . . . . . . . . . 12
| |
| 74 | 68, 68, 73 | mp3an23 1370 |
. . . . . . . . . . 11
|
| 75 | 72, 74 | syl 14 |
. . . . . . . . . 10
|
| 76 | 67, 70, 75 | 3eqtr4d 2281 |
. . . . . . . . 9
|
| 77 | 59, 76 | syl 14 |
. . . . . . . 8
|
| 78 | 77 | adantl 277 |
. . . . . . 7
|
| 79 | oveq1 6092 |
. . . . . . . . 9
| |
| 80 | 79 | eqeq1d 2247 |
. . . . . . . 8
|
| 81 | 80 | rspcev 2929 |
. . . . . . 7
|
| 82 | 58, 78, 81 | syl2anc 415 |
. . . . . 6
|
| 83 | oveq1 6092 |
. . . . . . . 8
| |
| 84 | 83 | eqeq2d 2250 |
. . . . . . 7
|
| 85 | 84 | rexbidv 2551 |
. . . . . 6
|
| 86 | 82, 85 | syl5ibcom 155 |
. . . . 5
|
| 87 | 86 | rexlimdva 2668 |
. . . 4
|
| 88 | 56, 87 | orim12d 798 |
. . 3
|
| 89 | 38, 88 | biimtrid 152 |
. 2
|
| 90 | 5, 19, 24, 29, 37, 89 | nn0ind 9760 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-ltadd 8295 |
| This proof depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4131 df-opab 4193 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-iota 5337 df-fun 5379 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-inn 9305 df-2 9363 df-n0 9564 df-z 9645 |
| This theorem is used by: odd2np1 12640 |
| Copyright terms: Public domain | W3C validator |