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| Mirrors > Home > ILE Home > Th. List > oveqan12d | GIF version | ||
| Description: Equality deduction for operation value. (Contributed by NM, 10-Aug-1995.) |
| Ref | Expression |
|---|---|
| oveq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| opreqan12i.2 | ⊢ (𝜓 → 𝐶 = 𝐷) |
| Ref | Expression |
|---|---|
| oveqan12d | ⊢ ((𝜑 ∧ 𝜓) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | opreqan12i.2 | . 2 ⊢ (𝜓 → 𝐶 = 𝐷) | |
| 3 | oveq12 6084 | . 2 ⊢ ((𝐴 = 𝐵 ∧ 𝐶 = 𝐷) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) | |
| 4 | 1, 2, 3 | syl2an 289 | 1 ⊢ ((𝜑 ∧ 𝜓) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1402 (class class class)co 6075 |
| 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-rex 2534 df-v 2823 df-un 3224 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-iota 5332 df-fv 5380 df-ov 6078 |
| This theorem is referenced by: oveqan12rd 6095 offval 6300 offval3 6357 ecovdi 6910 ecovidi 6911 distrpig 7690 addcmpblnq 7724 addpipqqs 7727 mulpipq 7729 addcomnqg 7738 addcmpblnq0 7800 distrnq0 7816 recexprlem1ssl 7990 recexprlem1ssu 7991 1idsr 8125 addcnsrec 8199 mulcnsrec 8200 mulrid 8313 mulsub 8718 mulsub2 8719 muleqadd 8988 divmuldivap 9032 div2subap 9157 addltmul 9521 xnegdi 10249 fzsubel 10444 fzoval 10533 mulexp 10993 sqdivap 11018 crim 11601 readd 11612 remullem 11614 imadd 11620 cjadd 11627 cjreim 11647 sqrtmul 11779 sqabsadd 11799 sqabssub 11800 absmul 11813 abs2dif 11850 binom 12229 sinadd 12481 cosadd 12482 dvds2ln 12569 absmulgcd 12772 gcddiv 12774 bezoutr1 12788 lcmgcd 12834 nn0gcdsq 12956 crth 12980 pythagtriplem1 13022 pcqmul 13060 4sqlem4a 13148 4sqlem4 13149 idmhm 13753 resmhm 13771 eqgval 14003 idghm 14039 resghm 14040 prdsplusgval 14160 prdsmulrval 14162 isrhm 14438 rhmval 14453 xmetxp 15531 xmetxpbl 15532 txmetcnp 15542 divcnap 15589 rescncf 15605 relogoprlem 15892 lgsdir2 16066 clwwlknccat 16578 |
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