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Theorem dfrn4 6037
Description: Range defined in terms of image. (Contributed by NM, 14-May-2008.)
Assertion
Ref Expression
dfrn4 ran 𝐴 = (𝐴 “ V)

Proof of Theorem dfrn4
StepHypRef Expression
1 df-ima 5545 . 2 (𝐴 “ V) = ran (𝐴 ↾ V)
2 rnresv 6036 . 2 ran (𝐴 ↾ V) = ran 𝐴
31, 2eqtr2i 2846 1 ran 𝐴 = (𝐴 “ V)
Colors of variables: wff setvar class
Syntax hints:   = wceq 1538  Vcvv 3469  ran crn 5533  cres 5534  cima 5535
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2116  ax-9 2124  ax-10 2145  ax-11 2161  ax-12 2178  ax-ext 2794  ax-sep 5179  ax-nul 5186  ax-pr 5307
This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3an 1086  df-tru 1541  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2622  df-eu 2653  df-clab 2801  df-cleq 2815  df-clel 2894  df-nfc 2962  df-rab 3139  df-v 3471  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4266  df-if 4440  df-sn 4540  df-pr 4542  df-op 4546  df-br 5043  df-opab 5105  df-xp 5538  df-rel 5539  df-cnv 5540  df-dm 5542  df-rn 5543  df-res 5544  df-ima 5545
This theorem is referenced by:  csbrn  6038  dmmpt  6072  gsumpropd2lem  17880  ffsrn  30475
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