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Theorem 3anan32 895
Description: Convert triple conjunction to conjunction, then commute. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.)
Assertion
Ref Expression
3anan32

Proof of Theorem 3anan32
StepHypRef Expression
1 df-3an 886 . 2
2 an32 496 . 2
31, 2bitri 173 1
Colors of variables: wff set class
Syntax hints:   wa 97   wb 98   w3a 884
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101
This theorem depends on definitions:  df-bi 110  df-3an 886
This theorem is referenced by:  anandi3r  898  dff1o3  5075
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