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Theorem 3ad2antl2 1161
Description: Deduction adding conjuncts to antecedent. (Contributed by NM, 4-Aug-2007.)
Hypothesis
Ref Expression
3ad2antl.1  |-  ( (
ph  /\  ch )  ->  th )
Assertion
Ref Expression
3ad2antl2  |-  ( ( ( ps  /\  ph  /\ 
ta )  /\  ch )  ->  th )

Proof of Theorem 3ad2antl2
StepHypRef Expression
1 3ad2antl.1 . . 3  |-  ( (
ph  /\  ch )  ->  th )
21adantlr 477 . 2  |-  ( ( ( ph  /\  ta )  /\  ch )  ->  th )
323adantl1 1154 1  |-  ( ( ( ps  /\  ph  /\ 
ta )  /\  ch )  ->  th )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    /\ w3a 979
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108
This theorem depends on definitions:  df-bi 117  df-3an 981
This theorem is referenced by:  fcofo  5798  cocan1  5801  acexmid  5887  caovimo  6081  ordiso2  7047  mkvprop  7169  ltpopr  7607  ltsopr  7608  addcanprleml  7626  addcanprlemu  7627  aptiprlemu  7652  dvdsmodexp  11815  muldvds1  11836  lcmdvds  12092  cnpnei  13959
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