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Theorem cnvimarndm 6036
Description: The preimage of the range of a class is the domain of the class. (Contributed by Jeff Hankins, 15-Jul-2009.)
Assertion
Ref Expression
cnvimarndm (𝐴 “ ran 𝐴) = dom 𝐴

Proof of Theorem cnvimarndm
StepHypRef Expression
1 imadmrn 6023 . 2 (𝐴 “ dom 𝐴) = ran 𝐴
2 df-rn 5630 . . 3 ran 𝐴 = dom 𝐴
32imaeq2i 6011 . 2 (𝐴 “ ran 𝐴) = (𝐴 “ dom 𝐴)
4 dfdm4 5839 . 2 dom 𝐴 = ran 𝐴
51, 3, 43eqtr4i 2766 1 (𝐴 “ ran 𝐴) = dom 𝐴
Colors of variables: wff setvar class
Syntax hints:   = wceq 1541  ccnv 5618  dom cdm 5619  ran crn 5620  cima 5622
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-ext 2705  ax-sep 5236  ax-nul 5246  ax-pr 5372
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-sb 2068  df-clab 2712  df-cleq 2725  df-clel 2808  df-ral 3049  df-rex 3058  df-rab 3397  df-v 3439  df-dif 3901  df-un 3903  df-in 3905  df-ss 3915  df-nul 4283  df-if 4475  df-sn 4576  df-pr 4578  df-op 4582  df-br 5094  df-opab 5156  df-xp 5625  df-cnv 5627  df-dm 5629  df-rn 5630  df-res 5631  df-ima 5632
This theorem is referenced by:  cnvimassrndm  6104  focnvimacdmdm  6752  cnvimainrn  7006  cnrest2  23202  mbfconstlem  25556  i1fima  25607  i1fima2  25608  i1fd  25610  i1f0rn  25611  itg1addlem5  25629  fcoinver  32586  supppreima  32676  sibfof  34374  itg2addnclem  37731  itg2addnclem2  37732  ftc1anclem6  37758  f1cof1blem  47198  f1cof1b  47201  fnfocofob  47203
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