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Theorem oveq123d 6028
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 6024 . 2 (𝜑 → (𝐴𝐹𝐶) = (𝐴𝐺𝐶))
3 oveq123d.2 . . 3 (𝜑𝐴 = 𝐵)
4 oveq123d.3 . . 3 (𝜑𝐶 = 𝐷)
53, 4oveq12d 6025 . 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 6007
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 3889  df-br 4084  df-iota 5278  df-fv 5326  df-ov 6010
This theorem is referenced by:  csbov123g  6046  prdsplusgfval  13332  prdsmulrfval  13334  issgrp  13451  sgrp1  13459  issgrpd  13460  ismndd  13485  grpsubfvalg  13593  grpsubpropdg  13652  imasgrp  13663  subgsub  13738  releqgg  13772  eqgex  13773  eqgfval  13774  isrng  13912  isrngd  13931  issrg  13943  srgidmlem  13956  isring  13978  ringass  13994  ringidmlem  14000  isringd  14019  ring1  14037  unitlinv  14105  unitrinv  14106  dvrfvald  14112  islmodd  14272  islidlm  14458  rnglidlmsgrp  14476  rnglidlrng  14477  psrval  14645
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