Theorem bj-snex 14892

Description: snex 4197 from bounded separation. (Contributed by BJ, 5-Oct-2019.) (Proof modification is discouraged.)

Hypothesis

Ref	Expression
bj-snex.1	|- A e. _V

Assertion

Ref	Expression
bj-snex	|- { A } e. _V

Proof of Theorem bj-snex

Step	Hyp	Ref	Expression
1		bj-snex.1	. 2 |- A e. _V
2		bj-snexg 14891	. 2 |- ( A e. _V -> { A } e. _V )
3	1, 2	ax-mp 5	1 |- { A } e. _V

Syntax hints:   e. wcel 2158   _Vcvv 2749   {csn 3604

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 710  ax-5 1457  ax-7 1458  ax-gen 1459  ax-ie1 1503  ax-ie2 1504  ax-8 1514  ax-10 1515  ax-11 1516  ax-i12 1517  ax-bndl 1519  ax-4 1520  ax-17 1536  ax-i9 1540  ax-ial 1544  ax-i5r 1545  ax-14 2161  ax-ext 2169  ax-pr 4221  ax-bdor 14795  ax-bdeq 14799  ax-bdsep 14863

This theorem depends on definitions:  df-bi 117  df-tru 1366  df-nf 1471  df-sb 1773  df-clab 2174  df-cleq 2180  df-clel 2183  df-nfc 2318  df-v 2751  df-un 3145  df-sn 3610  df-pr 3611

This theorem is referenced by:  bj-d0clsepcl  14904