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Theorem ad4antlr 464
Description: Deduction adding 4 conjuncts to antecedent. (Contributed by Mario Carneiro, 5-Jan-2017.)
Hypothesis
Ref Expression
ad2ant.1  |-  ( ph  ->  ps )
Assertion
Ref Expression
ad4antlr  |-  ( ( ( ( ( ch 
/\  ph )  /\  th )  /\  ta )  /\  et )  ->  ps )

Proof of Theorem ad4antlr
StepHypRef Expression
1 ad2ant.1 . . 3  |-  ( ph  ->  ps )
21ad3antlr 462 . 2  |-  ( ( ( ( ch  /\  ph )  /\  th )  /\  ta )  ->  ps )
32adantr 261 1  |-  ( ( ( ( ( ch 
/\  ph )  /\  th )  /\  ta )  /\  et )  ->  ps )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 97
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101
This theorem is referenced by:  ad5antlr  466  qbtwnzlemstep  9103
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