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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 6037 | . 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 6028 |
| 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 2213 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-rex 2517 df-v 2805 df-un 3205 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-iota 5293 df-fv 5341 df-ov 6031 |
| This theorem is referenced by: oveqan12rd 6048 offval 6252 offval3 6305 ecovdi 6858 ecovidi 6859 distrpig 7613 addcmpblnq 7647 addpipqqs 7650 mulpipq 7652 addcomnqg 7661 addcmpblnq0 7723 distrnq0 7739 recexprlem1ssl 7913 recexprlem1ssu 7914 1idsr 8048 addcnsrec 8122 mulcnsrec 8123 mulrid 8236 mulsub 8639 mulsub2 8640 muleqadd 8907 divmuldivap 8951 div2subap 9076 addltmul 9440 xnegdi 10164 fzsubel 10357 fzoval 10445 mulexp 10903 sqdivap 10928 crim 11498 readd 11509 remullem 11511 imadd 11517 cjadd 11524 cjreim 11543 sqrtmul 11675 sqabsadd 11695 sqabssub 11696 absmul 11709 abs2dif 11746 binom 12125 sinadd 12377 cosadd 12378 dvds2ln 12465 absmulgcd 12668 gcddiv 12670 bezoutr1 12684 lcmgcd 12730 nn0gcdsq 12852 crth 12876 pythagtriplem1 12918 pcqmul 12956 4sqlem4a 13044 4sqlem4 13045 prdsplusgval 13446 prdsmulrval 13448 idmhm 13632 resmhm 13650 eqgval 13890 idghm 13926 resghm 13927 isrhm 14253 rhmval 14268 xmetxp 15318 xmetxpbl 15319 txmetcnp 15329 divcnap 15376 rescncf 15392 relogoprlem 15679 lgsdir2 15852 clwwlknccat 16364 |
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