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| Mirrors > Home > ILE Home > Th. List > opeq2d | GIF version | ||
| Description: Equality deduction for ordered pairs. (Contributed by NM, 16-Dec-2006.) |
| Ref | Expression |
|---|---|
| opeq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| opeq2d | ⊢ (𝜑 → 〈𝐶, 𝐴〉 = 〈𝐶, 𝐵〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opeq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | opeq2 3900 | . 2 ⊢ (𝐴 = 𝐵 → 〈𝐶, 𝐴〉 = 〈𝐶, 𝐵〉) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → 〈𝐶, 𝐴〉 = 〈𝐶, 𝐵〉) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1402 〈cop 3708 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 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-ext 2220 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-un 3224 df-sn 3711 df-pr 3712 df-op 3714 |
| This theorem is referenced by: tfr1onlemaccex 6609 tfrcllemaccex 6622 fundmen 7084 exmidapne 7616 recexnq 7747 suplocexprlemex 8079 elreal2 8187 frecuzrdgrrn 10823 frec2uzrdg 10824 frecuzrdgrcl 10825 frecuzrdgsuc 10829 frecuzrdgrclt 10830 frecuzrdgg 10831 frecuzrdgsuctlem 10838 seqeq2 10866 seqeq3 10867 iseqvalcbv 10874 seq3val 10875 seqvalcd 10876 s1val 11363 s1eq 11365 s1prc 11369 swrdlsw 11419 pfxpfx 11458 swrdccat 11485 swrdccat3blem 11489 swrdccat3b 11490 pfxccatin12d 11495 eucalgval 12810 ennnfonelemp1 13275 ennnfonelemnn0 13291 strsetsid 13363 ressvalsets 13395 strressid 13402 ressinbasd 13405 ressressg 13406 imasex 13603 imasival 13604 imasaddvallemg 13613 xpsfval 13646 prdsex 14149 prdsval 14150 xpsval 14178 mgpvalg 14197 mgpress 14205 ring1 14337 opprvalg 14347 sraval 14746 zlmval 14934 znval 14943 znval2 14945 psrval 14973 upgr1een 16279 uspgr1ewopdc 16399 usgr2v1e2w 16401 1loopgruspgr 16458 eupth2lem3lem3fi 16625 eupth2fi 16634 |
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