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Theorem con3rr3 573
Description: Rotate through consequent right. (Contributed by Wolf Lammen, 3-Nov-2013.)
Hypothesis
Ref Expression
con3rr3.1  |-  ( ph  ->  ( ps  ->  ch ) )
Assertion
Ref Expression
con3rr3  |-  ( -. 
ch  ->  ( ph  ->  -. 
ps ) )

Proof of Theorem con3rr3
StepHypRef Expression
1 con3rr3.1 . . 3  |-  ( ph  ->  ( ps  ->  ch ) )
21con3d 571 . 2  |-  ( ph  ->  ( -.  ch  ->  -. 
ps ) )
32com12 30 1  |-  ( -. 
ch  ->  ( ph  ->  -. 
ps ) )
Colors of variables: wff set class
Syntax hints:   -. wn 3    -> wi 4
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-in1 554  ax-in2 555
This theorem is referenced by:  imnan  634  snnen2og  6353
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