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Theorem pm2.86i 92
Description: Inference based on pm2.86 94. (Contributed by NM, 5-Aug-1993.) (Proof shortened by Wolf Lammen, 3-Apr-2013.)
Hypothesis
Ref Expression
pm2.86i.1
Assertion
Ref Expression
pm2.86i

Proof of Theorem pm2.86i
StepHypRef Expression
1 ax-1 5 . . 3
2 pm2.86i.1 . . 3
31, 2syl 14 . 2
43com12 27 1
Colors of variables: wff set class
Syntax hints:   wi 4
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7
This theorem is referenced by:  nfrimi  1415  cbv1  1629
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