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Theorem bj-cbvex2v 31297
 Description: Version of cbvex2 2083 with a dv condition, which does not require ax-13 2054. (Contributed by BJ, 16-Jun-2019.) (Proof modification is discouraged.)
Hypotheses
Ref Expression
bj-cbval2v.1
bj-cbval2v.2
bj-cbval2v.3
bj-cbval2v.4
bj-cbval2v.5
Assertion
Ref Expression
bj-cbvex2v
Distinct variable group:   ,,,
Allowed substitution hints:   (,,,)   (,,,)

Proof of Theorem bj-cbvex2v
StepHypRef Expression
1 bj-cbval2v.1 . . . . 5
21nfn 1957 . . . 4
3 bj-cbval2v.2 . . . . 5
43nfn 1957 . . . 4
5 bj-cbval2v.3 . . . . 5
65nfn 1957 . . . 4
7 bj-cbval2v.4 . . . . 5
87nfn 1957 . . . 4
9 bj-cbval2v.5 . . . . 5
109notbid 296 . . . 4
112, 4, 6, 8, 10bj-cbval2v 31296 . . 3
1211notbii 298 . 2
13 2exnaln 1698 . 2
14 2exnaln 1698 . 2
1512, 13, 143bitr4i 281 1
 Colors of variables: wff setvar class Syntax hints:   wn 3   wi 4   wb 188   wa 371  wal 1436  wex 1660  wnf 1664 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1666  ax-4 1679  ax-5 1749  ax-6 1795  ax-7 1840  ax-10 1888  ax-11 1893  ax-12 1906 This theorem depends on definitions:  df-bi 189  df-an 373  df-ex 1661  df-nf 1665 This theorem is referenced by:  bj-cbvex2vv  31299
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