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Theorem adantrlr 703
Description: Deduction adding a conjunct to antecedent. (Contributed by NM, 26-Dec-2004.) (Proof shortened by Wolf Lammen, 4-Dec-2012.)
Hypothesis
Ref Expression
adantr2.1  |-  ( (
ph  /\  ( ps  /\ 
ch ) )  ->  th )
Assertion
Ref Expression
adantrlr  |-  ( (
ph  /\  ( ( ps  /\  ta )  /\  ch ) )  ->  th )

Proof of Theorem adantrlr
StepHypRef Expression
1 simpl 443 . 2  |-  ( ( ps  /\  ta )  ->  ps )
2 adantr2.1 . 2  |-  ( (
ph  /\  ( ps  /\ 
ch ) )  ->  th )
31, 2sylanr1 633 1  |-  ( (
ph  /\  ( ( ps  /\  ta )  /\  ch ) )  ->  th )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 358
This theorem is referenced by:  smoord  6398  lediv12a  9665  nrmmetd  18113  pntrmax  20729  ablo4  20970  mdslmd3i  22928  atom1d  22949  fdc  26558  incsequz  26561  crngm4  26731  ps-2  30289
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8
This theorem depends on definitions:  df-bi 177  df-an 360
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