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Mirrors > Home > ILE Home > Th. List > oasuc | Unicode version |
Description: Addition with successor. Definition 8.1 of [TakeutiZaring] p. 56. (Contributed by NM, 3-May-1995.) (Revised by Mario Carneiro, 8-Sep-2013.) |
Ref | Expression |
---|---|
oasuc |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | suceloni 4417 | . . . . . 6 | |
2 | oav2 6359 | . . . . . 6 | |
3 | 1, 2 | sylan2 284 | . . . . 5 |
4 | df-suc 4293 | . . . . . . . . . 10 | |
5 | iuneq1 3826 | . . . . . . . . . 10 | |
6 | 4, 5 | ax-mp 5 | . . . . . . . . 9 |
7 | iunxun 3892 | . . . . . . . . 9 | |
8 | 6, 7 | eqtri 2160 | . . . . . . . 8 |
9 | oveq2 5782 | . . . . . . . . . . 11 | |
10 | suceq 4324 | . . . . . . . . . . 11 | |
11 | 9, 10 | syl 14 | . . . . . . . . . 10 |
12 | 11 | iunxsng 3888 | . . . . . . . . 9 |
13 | 12 | uneq2d 3230 | . . . . . . . 8 |
14 | 8, 13 | syl5eq 2184 | . . . . . . 7 |
15 | 14 | uneq2d 3230 | . . . . . 6 |
16 | 15 | adantl 275 | . . . . 5 |
17 | 3, 16 | eqtrd 2172 | . . . 4 |
18 | unass 3233 | . . . 4 | |
19 | 17, 18 | syl6eqr 2190 | . . 3 |
20 | oav2 6359 | . . . 4 | |
21 | 20 | uneq1d 3229 | . . 3 |
22 | 19, 21 | eqtr4d 2175 | . 2 |
23 | sssucid 4337 | . . 3 | |
24 | ssequn1 3246 | . . 3 | |
25 | 23, 24 | mpbi 144 | . 2 |
26 | 22, 25 | syl6eq 2188 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wceq 1331 wcel 1480 cun 3069 wss 3071 csn 3527 ciun 3813 con0 4285 csuc 4287 (class class class)co 5774 coa 6310 |
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-coll 4043 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 |
This theorem depends on definitions: df-bi 116 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-ral 2421 df-rex 2422 df-reu 2423 df-rab 2425 df-v 2688 df-sbc 2910 df-csb 3004 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-nul 3364 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-iun 3815 df-br 3930 df-opab 3990 df-mpt 3991 df-tr 4027 df-id 4215 df-iord 4288 df-on 4290 df-suc 4293 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 df-iota 5088 df-fun 5125 df-fn 5126 df-f 5127 df-f1 5128 df-fo 5129 df-f1o 5130 df-fv 5131 df-ov 5777 df-oprab 5778 df-mpo 5779 df-1st 6038 df-2nd 6039 df-recs 6202 df-irdg 6267 df-oadd 6317 |
This theorem is referenced by: onasuc 6362 nnaordi 6404 |
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