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Theorem simp3l2 1102
Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)
Assertion
Ref Expression
simp3l2  |-  ( ( ta  /\  et  /\  ( ( ph  /\  ps  /\  ch )  /\  th ) )  ->  ps )

Proof of Theorem simp3l2
StepHypRef Expression
1 simpl2 1000 . 2  |-  ( ( ( ph  /\  ps  /\ 
ch )  /\  th )  ->  ps )
213ad2ant3 1019 1  |-  ( ( ta  /\  et  /\  ( ( ph  /\  ps  /\  ch )  /\  th ) )  ->  ps )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    /\ wa 369    /\ w3a 973
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  df-3an 975
This theorem is referenced by:  cvmlift2lem10  28582  cdleme36m  35658  cdlemk5u  36058  cdlemk6u  36059  cdlemk21N  36070  cdlemk20  36071  cdlemk27-3  36104  cdlemk28-3  36105
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