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Theorem imaeq2d 5068
Description: Equality theorem for image. (Contributed by FL, 15-Dec-2006.)
Hypothesis
Ref Expression
imaeq1d.1 (𝜑𝐴 = 𝐵)
Assertion
Ref Expression
imaeq2d (𝜑 → (𝐶𝐴) = (𝐶𝐵))

Proof of Theorem imaeq2d
StepHypRef Expression
1 imaeq1d.1 . 2 (𝜑𝐴 = 𝐵)
2 imaeq2 5064 . 2 (𝐴 = 𝐵 → (𝐶𝐴) = (𝐶𝐵))
31, 2syl 14 1 (𝜑 → (𝐶𝐴) = (𝐶𝐵))
Colors of variables: wff set class
Syntax hints:  wi 4   = wceq 1395  cima 4722
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-v 2801  df-un 3201  df-in 3203  df-ss 3210  df-sn 3672  df-pr 3673  df-op 3675  df-br 4084  df-opab 4146  df-xp 4725  df-cnv 4727  df-dm 4729  df-rn 4730  df-res 4731  df-ima 4732
This theorem is referenced by:  imaeq12d  5069  nfimad  5077  elimasng  5096  ressn  5269  foima  5555  f1imacnv  5591  fvco2  5705  fsn2  5811  fncofn  5821  resfunexg  5864  funfvima3  5877  funiunfvdm  5893  isoselem  5950  fnexALT  6262  eceq1  6723  uniqs2  6750  ecinxp  6765  mapsn  6845  en2  6981  phplem4  7024  phplem4dom  7031  phplem4on  7037  sbthlem2  7136  isbth  7145  resunimafz0  11066  ennnfonelemg  12989  ennnfonelemhf1o  12999  ennnfonelemex  13000  ennnfonelemrn  13005  cnntr  14914  cnptopresti  14927  cnptoprest  14928
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