ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  oveq Unicode version

Theorem oveq 6013
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 5628 . 2  |-  ( F  =  G  ->  ( F `  <. A ,  B >. )  =  ( G `  <. A ,  B >. ) )
2 df-ov 6010 . 2  |-  ( A F B )  =  ( F `  <. A ,  B >. )
3 df-ov 6010 . 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 3669   ` cfv 5318  (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-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 3889  df-br 4084  df-iota 5278  df-fv 5326  df-ov 6010
This theorem is referenced by:  oveqi  6020  oveqd  6024  ovmpodf  6142  ovmpodv2  6144  mapxpen  7017  ismgm  13406  mgmsscl  13410  issgrp  13452  ismnddef  13467  grpissubg  13747  isrng  13913  islmod  14271  lmodfopne  14306  ispsmet  15013  ismet  15034  isxmet  15035
  Copyright terms: Public domain W3C validator