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Theorem oveq123d 6109
Description: Equality deduction for operation value. (Contributed by FL, 22-Dec-2008.)
Hypotheses
Ref Expression
oveq123d.1 (𝜑 → 𝐹 = 𝐺)
oveq123d.2 (𝜑 → 𝐴 = 𝐵)
oveq123d.3 (𝜑 → 𝐶 = 𝐷)
Assertion
Ref Expression
oveq123d (𝜑 → (𝐴𝐹𝐶) = (𝐵𝐺𝐷))

Proof of Theorem oveq123d
StepHypRef Expression
1 oveq123d.1 . . 3 (𝜑 → 𝐹 = 𝐺)
21oveqd 6105 . 2 (𝜑 → (𝐴𝐹𝐶) = (𝐴𝐺𝐶))
3 oveq123d.2 . . 3 (𝜑 → 𝐴 = 𝐵)
4 oveq123d.3 . . 3 (𝜑 → 𝐶 = 𝐷)
53, 4oveq12d 6106 . 2 (𝜑 → (𝐴𝐺𝐶) = (𝐵𝐺𝐷))
62, 5eqtrd 2271 1 (𝜑 → (𝐴𝐹𝐶) = (𝐵𝐺𝐷))
Colors of variables:    wff set class
This proof depends on syntax axioms:   → wi 4   = wceq 1402  (class class class)co 6088
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-ext 2220
This proof depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-rex 2534  df-v 2823  df-un 3224  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-br 4132  df-iota 5340  df-fv 5388  df-ov 6091
This theorem is used by:  csbov123g  6127  issgrp  13776  sgrp1  13784  issgrpd  13785  ismndd  13808  grpsubfvalg  13908  grpsubpropdg  13967  imasgrp  13972  subgsub  14047  releqgg  14081  eqgex  14082  eqgfval  14083  prdsplusgfval  14290  prdsmulrfval  14292  isrng  14339  isrngd  14358  issrg  14375  srgidmlem  14388  isring  14410  ringass  14426  ringidmlem  14433  isringd  14452  ring1  14470  unitlinv  14541  unitrinv  14542  dvrfvald  14548  opprdrng  14728  islmodd  14737  islidlm  14924  rnglidlmsgrp  14942  rnglidlrng  14943  isassad  15119  asclfval  15129  ressascl  15147  psrval  15160
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