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Theorem imaeq12d 5343
Description: Equality theorem for image. (Contributed by Mario Carneiro, 4-Dec-2016.)
Hypotheses
Ref Expression
imaeq1d.1
imaeq12d.2
Assertion
Ref Expression
imaeq12d

Proof of Theorem imaeq12d
StepHypRef Expression
1 imaeq1d.1 . . 3
21imaeq1d 5341 . 2
3 imaeq12d.2 . . 3
43imaeq2d 5342 . 2
52, 4eqtrd 2498 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4  =wceq 1395  "cima 5007
This theorem is referenced by:  csbima12  5359  csbima12gOLD  5360  vdwpc  14498  dmdprd  17029  isunit  17306  qtopval  20196  limciun  22298  ig1pval  22573  ispth  24570  qqhval  27955  eulerpartgbij  28311  orvcval  28396  ballotlemrval  28456  ballotlemrinv0  28471  ballotlemrinv  28472  mthmval  28935  predeq123  29245  itg2addnclem2  30067  islmodfg  31015  bj-projeq  34550  heeq12  37800
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1618  ax-4 1631  ax-5 1704  ax-6 1747  ax-7 1790  ax-10 1837  ax-11 1842  ax-12 1854  ax-13 1999  ax-ext 2435
This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3an 975  df-tru 1398  df-ex 1613  df-nf 1617  df-sb 1740  df-clab 2443  df-cleq 2449  df-clel 2452  df-nfc 2607  df-rab 2816  df-v 3111  df-dif 3478  df-un 3480  df-in 3482  df-ss 3489  df-nul 3785  df-if 3942  df-sn 4030  df-pr 4032  df-op 4036  df-br 4453  df-opab 4511  df-xp 5010  df-cnv 5012  df-dm 5014  df-rn 5015  df-res 5016  df-ima 5017
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