Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > odd2np1lem | Unicode version |
Description: Lemma for odd2np1 11570. (Contributed by Scott Fenton, 3-Apr-2014.) (Revised by Mario Carneiro, 19-Apr-2014.) |
Ref | Expression |
---|---|
odd2np1lem |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqeq2 2149 | . . . 4 | |
2 | 1 | rexbidv 2438 | . . 3 |
3 | eqeq2 2149 | . . . 4 | |
4 | 3 | rexbidv 2438 | . . 3 |
5 | 2, 4 | orbi12d 782 | . 2 |
6 | eqeq2 2149 | . . . . 5 | |
7 | 6 | rexbidv 2438 | . . . 4 |
8 | oveq2 5782 | . . . . . . 7 | |
9 | 8 | oveq1d 5789 | . . . . . 6 |
10 | 9 | eqeq1d 2148 | . . . . 5 |
11 | 10 | cbvrexv 2655 | . . . 4 |
12 | 7, 11 | syl6bb 195 | . . 3 |
13 | eqeq2 2149 | . . . . 5 | |
14 | 13 | rexbidv 2438 | . . . 4 |
15 | oveq1 5781 | . . . . . 6 | |
16 | 15 | eqeq1d 2148 | . . . . 5 |
17 | 16 | cbvrexv 2655 | . . . 4 |
18 | 14, 17 | syl6bb 195 | . . 3 |
19 | 12, 18 | orbi12d 782 | . 2 |
20 | eqeq2 2149 | . . . 4 | |
21 | 20 | rexbidv 2438 | . . 3 |
22 | eqeq2 2149 | . . . 4 | |
23 | 22 | rexbidv 2438 | . . 3 |
24 | 21, 23 | orbi12d 782 | . 2 |
25 | eqeq2 2149 | . . . 4 | |
26 | 25 | rexbidv 2438 | . . 3 |
27 | eqeq2 2149 | . . . 4 | |
28 | 27 | rexbidv 2438 | . . 3 |
29 | 26, 28 | orbi12d 782 | . 2 |
30 | 0z 9065 | . . . 4 | |
31 | 2cn 8791 | . . . . 5 | |
32 | 31 | mul02i 8152 | . . . 4 |
33 | oveq1 5781 | . . . . . 6 | |
34 | 33 | eqeq1d 2148 | . . . . 5 |
35 | 34 | rspcev 2789 | . . . 4 |
36 | 30, 32, 35 | mp2an 422 | . . 3 |
37 | 36 | olci 721 | . 2 |
38 | orcom 717 | . . 3 | |
39 | zcn 9059 | . . . . . . . . 9 | |
40 | mulcom 7749 | . . . . . . . . 9 | |
41 | 39, 31, 40 | sylancl 409 | . . . . . . . 8 |
42 | 41 | adantl 275 | . . . . . . 7 |
43 | 42 | eqeq1d 2148 | . . . . . 6 |
44 | eqid 2139 | . . . . . . . . 9 | |
45 | oveq2 5782 | . . . . . . . . . . . 12 | |
46 | 45 | oveq1d 5789 | . . . . . . . . . . 11 |
47 | 46 | eqeq1d 2148 | . . . . . . . . . 10 |
48 | 47 | rspcev 2789 | . . . . . . . . 9 |
49 | 44, 48 | mpan2 421 | . . . . . . . 8 |
50 | oveq1 5781 | . . . . . . . . . 10 | |
51 | 50 | eqeq2d 2151 | . . . . . . . . 9 |
52 | 51 | rexbidv 2438 | . . . . . . . 8 |
53 | 49, 52 | syl5ibcom 154 | . . . . . . 7 |
54 | 53 | adantl 275 | . . . . . 6 |
55 | 43, 54 | sylbid 149 | . . . . 5 |
56 | 55 | rexlimdva 2549 | . . . 4 |
57 | peano2z 9090 | . . . . . . . 8 | |
58 | 57 | adantl 275 | . . . . . . 7 |
59 | zcn 9059 | . . . . . . . . 9 | |
60 | mulcom 7749 | . . . . . . . . . . . . 13 | |
61 | 31, 60 | mpan2 421 | . . . . . . . . . . . 12 |
62 | 31 | mulid2i 7769 | . . . . . . . . . . . . 13 |
63 | 62 | a1i 9 | . . . . . . . . . . . 12 |
64 | 61, 63 | oveq12d 5792 | . . . . . . . . . . 11 |
65 | df-2 8779 | . . . . . . . . . . . 12 | |
66 | 65 | oveq2i 5785 | . . . . . . . . . . 11 |
67 | 64, 66 | syl6eq 2188 | . . . . . . . . . 10 |
68 | ax-1cn 7713 | . . . . . . . . . . 11 | |
69 | adddir 7757 | . . . . . . . . . . 11 | |
70 | 68, 31, 69 | mp3an23 1307 | . . . . . . . . . 10 |
71 | mulcl 7747 | . . . . . . . . . . . 12 | |
72 | 31, 71 | mpan 420 | . . . . . . . . . . 11 |
73 | addass 7750 | . . . . . . . . . . . 12 | |
74 | 68, 68, 73 | mp3an23 1307 | . . . . . . . . . . 11 |
75 | 72, 74 | syl 14 | . . . . . . . . . 10 |
76 | 67, 70, 75 | 3eqtr4d 2182 | . . . . . . . . 9 |
77 | 59, 76 | syl 14 | . . . . . . . 8 |
78 | 77 | adantl 275 | . . . . . . 7 |
79 | oveq1 5781 | . . . . . . . . 9 | |
80 | 79 | eqeq1d 2148 | . . . . . . . 8 |
81 | 80 | rspcev 2789 | . . . . . . 7 |
82 | 58, 78, 81 | syl2anc 408 | . . . . . 6 |
83 | oveq1 5781 | . . . . . . . 8 | |
84 | 83 | eqeq2d 2151 | . . . . . . 7 |
85 | 84 | rexbidv 2438 | . . . . . 6 |
86 | 82, 85 | syl5ibcom 154 | . . . . 5 |
87 | 86 | rexlimdva 2549 | . . . 4 |
88 | 56, 87 | orim12d 775 | . . 3 |
89 | 38, 88 | syl5bi 151 | . 2 |
90 | 5, 19, 24, 29, 37, 89 | nn0ind 9165 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wo 697 wceq 1331 wcel 1480 wrex 2417 (class class class)co 5774 cc 7618 cc0 7620 c1 7621 caddc 7623 cmul 7625 c2 8771 cn0 8977 cz 9054 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 ax-cnex 7711 ax-resscn 7712 ax-1cn 7713 ax-1re 7714 ax-icn 7715 ax-addcl 7716 ax-addrcl 7717 ax-mulcl 7718 ax-addcom 7720 ax-mulcom 7721 ax-addass 7722 ax-mulass 7723 ax-distr 7724 ax-i2m1 7725 ax-0lt1 7726 ax-1rid 7727 ax-0id 7728 ax-rnegex 7729 ax-cnre 7731 ax-pre-ltirr 7732 ax-pre-ltwlin 7733 ax-pre-lttrn 7734 ax-pre-ltadd 7736 |
This theorem depends on definitions: df-bi 116 df-3or 963 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-nel 2404 df-ral 2421 df-rex 2422 df-reu 2423 df-rab 2425 df-v 2688 df-sbc 2910 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-int 3772 df-br 3930 df-opab 3990 df-id 4215 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-iota 5088 df-fun 5125 df-fv 5131 df-riota 5730 df-ov 5777 df-oprab 5778 df-mpo 5779 df-pnf 7802 df-mnf 7803 df-xr 7804 df-ltxr 7805 df-le 7806 df-sub 7935 df-neg 7936 df-inn 8721 df-2 8779 df-n0 8978 df-z 9055 |
This theorem is referenced by: odd2np1 11570 |
Copyright terms: Public domain | W3C validator |