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Theorem 19.41h 1665
 Description: Theorem 19.41 of [Margaris] p. 90. New proofs should use 19.41 1666 instead. (Contributed by NM, 5-Aug-1993.) (Proof shortened by Andrew Salmon, 25-May-2011.) (New usage is discouraged.)
Hypothesis
Ref Expression
19.41h.1
Assertion
Ref Expression
19.41h

Proof of Theorem 19.41h
StepHypRef Expression
1 19.40 1611 . . 3
2 19.41h.1 . . . . 5
3 id 19 . . . . 5
42, 3exlimih 1573 . . . 4
54anim2i 340 . . 3
61, 5syl 14 . 2
7 pm3.21 262 . . . 4
82, 7eximdh 1591 . . 3
98impcom 124 . 2
106, 9impbii 125 1
 Colors of variables: wff set class Syntax hints:   wi 4   wa 103   wb 104  wal 1333  wex 1472 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-5 1427  ax-gen 1429  ax-ie1 1473  ax-ie2 1474  ax-4 1490  ax-ial 1514 This theorem depends on definitions:  df-bi 116 This theorem is referenced by:  19.42h  1667  sbh  1756  sbidm  1831  19.41v  1882  2exeu  2098
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