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Theorem simp3i 966
Description: Infer a conjunct from a triple conjunction. (Contributed by NM, 19-Apr-2005.)
Hypothesis
Ref Expression
3simp1i.1
Assertion
Ref Expression
simp3i

Proof of Theorem simp3i
StepHypRef Expression
1 3simp1i.1 . 2
2 simp3 957 . 2
31, 2ax-mp 5 1
Colors of variables: wff setvar class
Syntax hints:   w3a 934
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 177  df-an 360  df-3an 936
This theorem is referenced by: (None)
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