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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 6067 | . 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 6058 |
| 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 2216 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-rex 2528 df-v 2817 df-un 3218 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-iota 5317 df-fv 5365 df-ov 6061 |
| This theorem is referenced by: oveqan12rd 6078 offval 6283 offval3 6340 ecovdi 6893 ecovidi 6894 distrpig 7664 addcmpblnq 7698 addpipqqs 7701 mulpipq 7703 addcomnqg 7712 addcmpblnq0 7774 distrnq0 7790 recexprlem1ssl 7964 recexprlem1ssu 7965 1idsr 8099 addcnsrec 8173 mulcnsrec 8174 mulrid 8287 mulsub 8691 mulsub2 8692 muleqadd 8959 divmuldivap 9003 div2subap 9128 addltmul 9492 xnegdi 10220 fzsubel 10415 fzoval 10504 mulexp 10964 sqdivap 10989 crim 11568 readd 11579 remullem 11581 imadd 11587 cjadd 11594 cjreim 11613 sqrtmul 11745 sqabsadd 11765 sqabssub 11766 absmul 11779 abs2dif 11816 binom 12195 sinadd 12447 cosadd 12448 dvds2ln 12535 absmulgcd 12738 gcddiv 12740 bezoutr1 12754 lcmgcd 12800 nn0gcdsq 12922 crth 12946 pythagtriplem1 12988 pcqmul 13026 4sqlem4a 13114 4sqlem4 13115 idmhm 13724 resmhm 13742 eqgval 13976 idghm 14012 resghm 14013 prdsplusgval 14125 prdsmulrval 14127 isrhm 14403 rhmval 14418 xmetxp 15498 xmetxpbl 15499 txmetcnp 15509 divcnap 15556 rescncf 15572 relogoprlem 15859 lgsdir2 16032 clwwlknccat 16544 |
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