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Theorem brcnvep 38637
Description: The converse of the binary epsilon relation. (Contributed by Peter Mazsa, 30-Jan-2018.)
Assertion
Ref Expression
brcnvep (𝐴𝑉 → (𝐴 E 𝐵𝐵𝐴))

Proof of Theorem brcnvep
StepHypRef Expression
1 rele 5770 . . 3 Rel E
21relbrcnv 6059 . 2 (𝐴 E 𝐵𝐵 E 𝐴)
3 epelg 5519 . 2 (𝐴𝑉 → (𝐵 E 𝐴𝐵𝐴))
42, 3bitrid 284 1 (𝐴𝑉 → (𝐴 E 𝐵𝐵𝐴))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 207  wcel 2119   class class class wbr 5072   E cep 5517  ccnv 5617
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-ext 2711  ax-sep 5218  ax-pr 5362
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-sb 2074  df-clab 2718  df-cleq 2731  df-clel 2814  df-ne 2935  df-ral 3054  df-rex 3064  df-rab 3392  df-v 3433  df-dif 3886  df-un 3888  df-in 3890  df-ss 3900  df-nul 4262  df-if 4455  df-sn 4556  df-pr 4558  df-op 4562  df-br 5073  df-opab 5135  df-eprel 5518  df-xp 5624  df-rel 5625  df-cnv 5626
This theorem is referenced by:  brcnvepres  38639  eccnvepres  38653  eleccnvep  38654  cnvepres  38671  brxrncnvep  38753  dmcnvep  38755  ecxrncnvep  38776  rnxrncnvepres  38790  dfsucmap3  38830  coss2cnvepres  38875  dfcoels  38887  br1cossincnvepres  38907  br1cossxrncnvepres  38909  dfeldisj5  39180
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