NFE Home New Foundations Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  NFE Home  >  Th. List  >  com35 Unicode version

Theorem com35 84
Description: Commutation of antecedents. Swap 3rd and 5th. (Contributed by Jeff Hankins, 28-Jun-2009.)
Hypothesis
Ref Expression
com5.1
Assertion
Ref Expression
com35

Proof of Theorem com35
StepHypRef Expression
1 com5.1 . . . 4
21com34 77 . . 3
32com45 83 . 2
43com34 77 1
Colors of variables: wff setvar class
Syntax hints:   wi 4
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator