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Theorem imacnvcnv 6200
Description: The image of the double converse of a class. (Contributed by NM, 8-Apr-2007.)
Assertion
Ref Expression
imacnvcnv (◡◡𝐴 “ 𝐵) = (𝐴 “ 𝐵)

Proof of Theorem imacnvcnv
StepHypRef Expression
1 rescnvcnv 6198 . . 3 (◡◡𝐴 ↾ 𝐵) = (𝐴 ↾ 𝐵)
21rneqi 5919 . 2 ran (◡◡𝐴 ↾ 𝐵) = ran (𝐴 ↾ 𝐵)
3 df-ima 5664 . 2 (◡◡𝐴 “ 𝐵) = ran (◡◡𝐴 ↾ 𝐵)
4 df-ima 5664 . 2 (𝐴 “ 𝐵) = ran (𝐴 ↾ 𝐵)
52, 3, 43eqtr4i 2794 1 (◡◡𝐴 “ 𝐵) = (𝐴 “ 𝐵)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   = wceq 1570  ◡ccnv 5650  ran crn 5652   ↾ cres 5653   “ cima 5654
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-ext 2733  ax-sep 5249  ax-pr 5391
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-clab 2740  df-cleq 2753  df-clel 2836  df-ral 3078  df-rex 3088  df-rab 3414  df-v 3453  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-br 5104  df-opab 5168  df-xp 5657  df-rel 5658  df-cnv 5659  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664
This theorem is used by:  curry1  8104  curry2  8107  fnwelem  8132  fpwwe2lem5  10698  fpwwe2lem8  10701  eqglact  19368  hmeoima  24061  hmeocld  24063  hmeocls  24064  hmeontr  24065  reghmph  24089  qtopf1  24112  tgpconncompeqg  24408  imasf1obl  24784  mbfimaopnlem  25953  hmeoclda  37088
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