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Theorem adantl4r 509
Description: Deduction adding 1 conjunct to antecedent. (Contributed by Thierry Arnoux, 11-Feb-2018.)
Hypothesis
Ref Expression
adantl4r.1  |-  ( ( ( ( ( ph  /\ 
si )  /\  rh )  /\  mu )  /\  la )  ->  ka )
Assertion
Ref Expression
adantl4r  |-  ( ( ( ( ( (
ph  /\  ze )  /\  si )  /\  rh )  /\  mu )  /\  la )  ->  ka )

Proof of Theorem adantl4r
StepHypRef Expression
1 adantl4r.1 . . . 4  |-  ( ( ( ( ( ph  /\ 
si )  /\  rh )  /\  mu )  /\  la )  ->  ka )
21ex 114 . . 3  |-  ( ( ( ( ph  /\  si )  /\  rh )  /\  mu )  -> 
( la  ->  ka )
)
32adantl3r 504 . 2  |-  ( ( ( ( ( ph  /\ 
ze )  /\  si )  /\  rh )  /\  mu )  ->  ( la  ->  ka ) )
43imp 123 1  |-  ( ( ( ( ( (
ph  /\  ze )  /\  si )  /\  rh )  /\  mu )  /\  la )  ->  ka )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 103
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107
This theorem is referenced by:  adantl5r  517
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