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Theorem anabss4 815
Description: Absorption of antecedent into conjunction. (Contributed by NM, 20-Jul-1996.)
Hypothesis
Ref Expression
anabss4.1
Assertion
Ref Expression
anabss4

Proof of Theorem anabss4
StepHypRef Expression
1 anabss4.1 . . 3
21anabss1 814 . 2
32ancoms 453 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4  /\wa 369
This theorem is referenced by:  anabss7  821  ordtri3or  4915
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 185  df-an 371
  Copyright terms: Public domain W3C validator