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Theorem fvresd 5542
Description: The value of a restricted function, deduction version of fvres 5541. (Contributed by Glauco Siliprandi, 8-Apr-2021.)
Hypothesis
Ref Expression
fvresd.1 (𝜑𝐴𝐵)
Assertion
Ref Expression
fvresd (𝜑 → ((𝐹𝐵)‘𝐴) = (𝐹𝐴))

Proof of Theorem fvresd
StepHypRef Expression
1 fvresd.1 . 2 (𝜑𝐴𝐵)
2 fvres 5541 . 2 (𝐴𝐵 → ((𝐹𝐵)‘𝐴) = (𝐹𝐴))
31, 2syl 14 1 (𝜑 → ((𝐹𝐵)‘𝐴) = (𝐹𝐴))
Colors of variables: wff set class
Syntax hints:  wi 4   = wceq 1353  wcel 2148  cres 4630  cfv 5218
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 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-14 2151  ax-ext 2159  ax-sep 4123  ax-pow 4176  ax-pr 4211
This theorem depends on definitions:  df-bi 117  df-3an 980  df-tru 1356  df-nf 1461  df-sb 1763  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ral 2460  df-rex 2461  df-v 2741  df-un 3135  df-in 3137  df-ss 3144  df-pw 3579  df-sn 3600  df-pr 3601  df-op 3603  df-uni 3812  df-br 4006  df-opab 4067  df-xp 4634  df-res 4640  df-iota 5180  df-fv 5226
This theorem is referenced by:  difinfsn  7101  upxp  13857  uptx  13859  reeflog  14369  relogef  14370  trilpolemlt1  14874
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