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Theorem oveq 6019
Description: Equality theorem for operation value. (Contributed by NM, 28-Feb-1995.)
Assertion
Ref Expression
oveq  |-  ( F  =  G  ->  ( A F B )  =  ( A G B ) )

Proof of Theorem oveq
StepHypRef Expression
1 fveq1 5634 . 2  |-  ( F  =  G  ->  ( F `  <. A ,  B >. )  =  ( G `  <. A ,  B >. ) )
2 df-ov 6016 . 2  |-  ( A F B )  =  ( F `  <. A ,  B >. )
3 df-ov 6016 . 2  |-  ( A G B )  =  ( G `  <. A ,  B >. )
41, 2, 33eqtr4g 2287 1  |-  ( F  =  G  ->  ( A F B )  =  ( A G B ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    = wceq 1395   <.cop 3670   ` cfv 5324  (class class class)co 6013
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-tru 1398  df-nf 1507  df-sb 1809  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-rex 2514  df-uni 3892  df-br 4087  df-iota 5284  df-fv 5332  df-ov 6016
This theorem is referenced by:  oveqi  6026  oveqd  6030  ovmpodf  6148  ovmpodv2  6150  mapxpen  7029  ismgm  13430  mgmsscl  13434  issgrp  13476  ismnddef  13491  grpissubg  13771  isrng  13937  islmod  14295  lmodfopne  14330  ispsmet  15037  ismet  15058  isxmet  15059
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