Theorem epelc 4417

Description: The epsilon relationship and the membership relation are the same. (Contributed by Scott Fenton, 11-Apr-2012.)

Hypothesis

Ref	Expression
epelc.1	|- B e. _V

Assertion

Ref	Expression
epelc	|- ( A _E B <-> A e. B )

Proof of Theorem epelc

Step	Hyp	Ref	Expression
1		epelc.1	. 2 |- B e. _V
2		epelg 4416	. 2 |- ( B e. _V -> ( A _E B <-> A e. B ) )
3	1, 2	ax-mp 5	1 |- ( A _E B <-> A e. B )

Syntax hints:   <-> wb 105   e. wcel 2205   _Vcvv 2815   class class class wbr 4114   _E cep 4413

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-14 2208  ax-ext 2216  ax-sep 4233  ax-pow 4292  ax-pr 4327

This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1812  df-eu 2085  df-mo 2086  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-v 2817  df-un 3218  df-in 3220  df-ss 3227  df-pw 3676  df-sn 3700  df-pr 3701  df-op 3703  df-br 4115  df-opab 4177  df-eprel 4415

This theorem is referenced by:  epel  4418  epini  5138  ecid  6845  ordiso2  7339