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Theorem 19.40 1679
Description: Theorem 19.40 of [Margaris] p. 90. (Contributed by NM, 26-May-1993.)
Assertion
Ref Expression
19.40

Proof of Theorem 19.40
StepHypRef Expression
1 exsimpl 1677 . 2
2 exsimpr 1678 . 2
31, 2jca 532 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4  /\wa 369  E.wex 1612
This theorem is referenced by:  19.40-2  1697  19.40b  1698  19.41v  1771  19.41  1971  exdistrf  2075  uniin  4269  copsexg  4737  copsexgOLD  4738  dmin  5215  imadif  5668
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1618  ax-4 1631
This theorem depends on definitions:  df-bi 185  df-an 371  df-ex 1613
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