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Mirrors > Home > ILE Home > Th. List > fvoveq1 | GIF version |
Description: Equality theorem for nested function and operation value. Closed form of fvoveq1d 5796. (Contributed by AV, 23-Jul-2022.) |
Ref | Expression |
---|---|
fvoveq1 | ⊢ (𝐴 = 𝐵 → (𝐹‘(𝐴𝑂𝐶)) = (𝐹‘(𝐵𝑂𝐶))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 19 | . 2 ⊢ (𝐴 = 𝐵 → 𝐴 = 𝐵) | |
2 | 1 | fvoveq1d 5796 | 1 ⊢ (𝐴 = 𝐵 → (𝐹‘(𝐴𝑂𝐶)) = (𝐹‘(𝐵𝑂𝐶))) |
Colors of variables: wff set class |
Syntax hints: → wi 4 = wceq 1331 ‘cfv 5123 (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: seq3val 10231 seqvalcd 10232 seqf 10234 seq3p1 10235 seqovcd 10236 seqp1cd 10239 seq3shft2 10246 seq3f1olemqsum 10273 facp1 10476 serf0 11121 fsumrelem 11240 mertenslemub 11303 mertenslemi1 11304 mertenslem2 11305 mertensabs 11306 ennnfonelemj0 11914 ennnfonelemjn 11915 ennnfonelem0 11918 ennnfonelemp1 11919 ennnfonelemnn0 11935 comet 12668 mulc1cncf 12745 cncfco 12747 mulcncflem 12759 mulcncf 12760 ivthinclemlopn 12783 ivthinclemuopn 12785 limcimolemlt 12802 limccoap 12816 |
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