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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 6027 | . 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 6018 |
| 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 6021 |
| This theorem is referenced by: oveqan12rd 6038 offval 6243 offval3 6296 ecovdi 6815 ecovidi 6816 distrpig 7553 addcmpblnq 7587 addpipqqs 7590 mulpipq 7592 addcomnqg 7601 addcmpblnq0 7663 distrnq0 7679 recexprlem1ssl 7853 recexprlem1ssu 7854 1idsr 7988 addcnsrec 8062 mulcnsrec 8063 mulrid 8176 mulsub 8580 mulsub2 8581 muleqadd 8848 divmuldivap 8892 div2subap 9017 addltmul 9381 xnegdi 10103 fzsubel 10295 fzoval 10383 mulexp 10841 sqdivap 10866 crim 11436 readd 11447 remullem 11449 imadd 11455 cjadd 11462 cjreim 11481 sqrtmul 11613 sqabsadd 11633 sqabssub 11634 absmul 11647 abs2dif 11684 binom 12063 sinadd 12315 cosadd 12316 dvds2ln 12403 absmulgcd 12606 gcddiv 12608 bezoutr1 12622 lcmgcd 12668 nn0gcdsq 12790 crth 12814 pythagtriplem1 12856 pcqmul 12894 4sqlem4a 12982 4sqlem4 12983 prdsplusgval 13384 prdsmulrval 13386 idmhm 13570 resmhm 13588 eqgval 13828 idghm 13864 resghm 13865 isrhm 14191 rhmval 14206 xmetxp 15250 xmetxpbl 15251 txmetcnp 15261 divcnap 15308 rescncf 15324 relogoprlem 15611 lgsdir2 15781 clwwlknccat 16293 |
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