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Theorem oveq123d 6021
Description: Equality deduction for operation value. (Contributed by FL, 22-Dec-2008.)
Hypotheses
Ref Expression
oveq123d.1 (𝜑𝐹 = 𝐺)
oveq123d.2 (𝜑𝐴 = 𝐵)
oveq123d.3 (𝜑𝐶 = 𝐷)
Assertion
Ref Expression
oveq123d (𝜑 → (𝐴𝐹𝐶) = (𝐵𝐺𝐷))

Proof of Theorem oveq123d
StepHypRef Expression
1 oveq123d.1 . . 3 (𝜑𝐹 = 𝐺)
21oveqd 6017 . 2 (𝜑 → (𝐴𝐹𝐶) = (𝐴𝐺𝐶))
3 oveq123d.2 . . 3 (𝜑𝐴 = 𝐵)
4 oveq123d.3 . . 3 (𝜑𝐶 = 𝐷)
53, 4oveq12d 6018 . 2 (𝜑 → (𝐴𝐺𝐶) = (𝐵𝐺𝐷))
62, 5eqtrd 2262 1 (𝜑 → (𝐴𝐹𝐶) = (𝐵𝐺𝐷))
Colors of variables: wff set class
Syntax hints:  wi 4   = wceq 1395  (class class class)co 6000
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 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-ext 2211
This theorem depends on definitions:  df-bi 117  df-3an 1004  df-tru 1398  df-nf 1507  df-sb 1809  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-rex 2514  df-v 2801  df-un 3201  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3888  df-br 4083  df-iota 5277  df-fv 5325  df-ov 6003
This theorem is referenced by:  csbov123g  6039  prdsplusgfval  13312  prdsmulrfval  13314  issgrp  13431  sgrp1  13439  issgrpd  13440  ismndd  13465  grpsubfvalg  13573  grpsubpropdg  13632  imasgrp  13643  subgsub  13718  releqgg  13752  eqgex  13753  eqgfval  13754  isrng  13892  isrngd  13911  issrg  13923  srgidmlem  13936  isring  13958  ringass  13974  ringidmlem  13980  isringd  13999  ring1  14017  unitlinv  14084  unitrinv  14085  dvrfvald  14091  islmodd  14251  islidlm  14437  rnglidlmsgrp  14455  rnglidlrng  14456  psrval  14624
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