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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 6059 | . 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 1398 (class class class)co 6050 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2214 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-rex 2526 df-v 2815 df-un 3215 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-iota 5312 df-fv 5360 df-ov 6053 |
| This theorem is referenced by: oveqan12rd 6070 offval 6274 offval3 6327 ecovdi 6880 ecovidi 6881 distrpig 7648 addcmpblnq 7682 addpipqqs 7685 mulpipq 7687 addcomnqg 7696 addcmpblnq0 7758 distrnq0 7774 recexprlem1ssl 7948 recexprlem1ssu 7949 1idsr 8083 addcnsrec 8157 mulcnsrec 8158 mulrid 8271 mulsub 8674 mulsub2 8675 muleqadd 8942 divmuldivap 8986 div2subap 9111 addltmul 9475 xnegdi 10201 fzsubel 10394 fzoval 10482 mulexp 10940 sqdivap 10965 crim 11543 readd 11554 remullem 11556 imadd 11562 cjadd 11569 cjreim 11588 sqrtmul 11720 sqabsadd 11740 sqabssub 11741 absmul 11754 abs2dif 11791 binom 12170 sinadd 12422 cosadd 12423 dvds2ln 12510 absmulgcd 12713 gcddiv 12715 bezoutr1 12729 lcmgcd 12775 nn0gcdsq 12897 crth 12921 pythagtriplem1 12963 pcqmul 13001 4sqlem4a 13089 4sqlem4 13090 prdsplusgval 13496 prdsmulrval 13498 idmhm 13682 resmhm 13700 eqgval 13940 idghm 13976 resghm 13977 isrhm 14303 rhmval 14318 xmetxp 15372 xmetxpbl 15373 txmetcnp 15383 divcnap 15430 rescncf 15446 relogoprlem 15733 lgsdir2 15906 clwwlknccat 16418 |
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