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Theorem 19.34 1759
Description: Theorem 19.34 of [Margaris] p. 90. (Contributed by NM, 12-Mar-1993.)
Assertion
Ref Expression
19.34

Proof of Theorem 19.34
StepHypRef Expression
1 19.2 1751 . . 3
21orim1i 517 . 2
3 19.43 1693 . 2
42, 3sylibr 212 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4  \/wo 368  A.wal 1393  E.wex 1612
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1618  ax-4 1631  ax-6 1747
This theorem depends on definitions:  df-bi 185  df-or 370  df-ex 1613
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