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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 6026 | . 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 1397 (class class class)co 6017 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-rex 2516 df-v 2804 df-un 3204 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-iota 5286 df-fv 5334 df-ov 6020 |
| This theorem is referenced by: oveqan12rd 6037 offval 6242 offval3 6295 ecovdi 6814 ecovidi 6815 distrpig 7552 addcmpblnq 7586 addpipqqs 7589 mulpipq 7591 addcomnqg 7600 addcmpblnq0 7662 distrnq0 7678 recexprlem1ssl 7852 recexprlem1ssu 7853 1idsr 7987 addcnsrec 8061 mulcnsrec 8062 mulrid 8175 mulsub 8579 mulsub2 8580 muleqadd 8847 divmuldivap 8891 div2subap 9016 addltmul 9380 xnegdi 10102 fzsubel 10294 fzoval 10382 mulexp 10839 sqdivap 10864 crim 11418 readd 11429 remullem 11431 imadd 11437 cjadd 11444 cjreim 11463 sqrtmul 11595 sqabsadd 11615 sqabssub 11616 absmul 11629 abs2dif 11666 binom 12044 sinadd 12296 cosadd 12297 dvds2ln 12384 absmulgcd 12587 gcddiv 12589 bezoutr1 12603 lcmgcd 12649 nn0gcdsq 12771 crth 12795 pythagtriplem1 12837 pcqmul 12875 4sqlem4a 12963 4sqlem4 12964 prdsplusgval 13365 prdsmulrval 13367 idmhm 13551 resmhm 13569 eqgval 13809 idghm 13845 resghm 13846 isrhm 14171 rhmval 14186 xmetxp 15230 xmetxpbl 15231 txmetcnp 15241 divcnap 15288 rescncf 15304 relogoprlem 15591 lgsdir2 15761 clwwlknccat 16273 |
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