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Mirrors > Home > ILE Home > Th. List > oveq12 | GIF version |
Description: Equality theorem for operation value. (Contributed by NM, 16-Jul-1995.) |
Ref | Expression |
---|---|
oveq12 | ⊢ ((𝐴 = 𝐵 ∧ 𝐶 = 𝐷) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq1 5781 | . 2 ⊢ (𝐴 = 𝐵 → (𝐴𝐹𝐶) = (𝐵𝐹𝐶)) | |
2 | oveq2 5782 | . 2 ⊢ (𝐶 = 𝐷 → (𝐵𝐹𝐶) = (𝐵𝐹𝐷)) | |
3 | 1, 2 | sylan9eq 2192 | 1 ⊢ ((𝐴 = 𝐵 ∧ 𝐶 = 𝐷) → (𝐴𝐹𝐶) = (𝐵𝐹𝐷)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 = wceq 1331 (class class class)co 5774 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-rex 2422 df-v 2688 df-un 3075 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-br 3930 df-iota 5088 df-fv 5131 df-ov 5777 |
This theorem is referenced by: oveq12i 5786 oveq12d 5792 oveqan12d 5793 ecopoveq 6524 ecopovtrn 6526 ecopovtrng 6529 th3qlem1 6531 th3qlem2 6532 mulcmpblnq 7176 addpipqqs 7178 ordpipqqs 7182 enq0breq 7244 mulcmpblnq0 7252 nqpnq0nq 7261 nqnq0a 7262 nqnq0m 7263 nq0m0r 7264 nq0a0 7265 distrlem5prl 7394 distrlem5pru 7395 addcmpblnr 7547 ltsrprg 7555 mulgt0sr 7586 add20 8236 cru 8364 qaddcl 9427 qmulcl 9429 xaddval 9628 xnn0xadd0 9650 fzopth 9841 modqval 10097 seqvalcd 10232 seqovcd 10236 1exp 10322 m1expeven 10340 nn0opthd 10468 faclbnd 10487 faclbnd3 10489 bcn0 10501 reval 10621 absval 10773 clim 11050 fsumparts 11239 dvds2add 11527 dvds2sub 11528 opoe 11592 omoe 11593 opeo 11594 omeo 11595 gcddvds 11652 gcdcl 11655 gcdeq0 11665 gcdneg 11670 gcdaddm 11672 gcdabs 11676 gcddiv 11707 eucalgval2 11734 lcmabs 11757 rpmul 11779 divgcdcoprmex 11783 prmexpb 11829 rpexp 11831 nn0gcdsq 11878 cnmpt2t 12462 cnmpt22f 12464 hmeofvalg 12472 bdmetval 12669 |
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