Theorem simp3l3 1168

Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)

Assertion

Ref	Expression
simp3l3	|- ( ( ta /\ et /\ ( ( ph /\ ps /\ ch ) /\ th ) ) -> ch )

Proof of Theorem simp3l3

Step	Hyp	Ref	Expression
1		simpl3 1066	. 2 |- ( ( ( ph /\ ps /\ ch ) /\ th ) -> ch )
2	1	3ad2ant3 1084	1 |- ( ( ta /\ et /\ ( ( ph /\ ps /\ ch ) /\ th ) ) -> ch )

Syntax hints:   -> wi 4   /\ wa 384   /\ w3a 1037

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 197  df-an 386  df-3an 1039

This theorem is referenced by:  cvmlift2lem10  31294  cdleme36m  35749  cdlemk5u  36149  cdlemk21N  36161  cdlemk20  36162  cdlemk27-3  36195  cdlemk28-3  36196  dihmeetlem20N  36615