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Theorem cnvresrn 37008
Description: Converse restricted to range is converse. (Contributed by Peter Mazsa, 3-Sep-2021.)
Assertion
Ref Expression
cnvresrn (𝑅 ↾ ran 𝑅) = 𝑅

Proof of Theorem cnvresrn
StepHypRef Expression
1 df-rn 5679 . . 3 ran 𝑅 = dom 𝑅
21reseq2i 5969 . 2 (𝑅 ↾ ran 𝑅) = (𝑅 ↾ dom 𝑅)
3 relcnv 6091 . . 3 Rel 𝑅
4 dfrel5 37006 . . 3 (Rel 𝑅 ↔ (𝑅 ↾ dom 𝑅) = 𝑅)
53, 4mpbi 229 . 2 (𝑅 ↾ dom 𝑅) = 𝑅
62, 5eqtri 2759 1 (𝑅 ↾ ran 𝑅) = 𝑅
Colors of variables: wff setvar class
Syntax hints:   = wceq 1541  ccnv 5667  dom cdm 5668  ran crn 5669  cres 5670  Rel wrel 5673
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 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-12 2171  ax-ext 2702  ax-sep 5291  ax-nul 5298  ax-pr 5419
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-clab 2709  df-cleq 2723  df-clel 2809  df-ral 3061  df-rex 3070  df-rab 3432  df-v 3474  df-dif 3946  df-un 3948  df-in 3950  df-ss 3960  df-nul 4318  df-if 4522  df-sn 4622  df-pr 4624  df-op 4628  df-br 5141  df-opab 5203  df-xp 5674  df-rel 5675  df-cnv 5676  df-dm 5678  df-rn 5679  df-res 5680
This theorem is referenced by:  alrmomorn  37018
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