Theorem mp3an12i 1352

Description: mp3an 1348 with antecedents in standard conjunction form and with one hypothesis an implication. (Contributed by Alan Sare, 28-Aug-2016.)

Hypotheses

Ref	Expression
mp3an12i.1	|- ph
mp3an12i.2	|- ps
mp3an12i.3	|- ( ch -> th )
mp3an12i.4	|- ( ( ph /\ ps /\ th ) -> ta )

Assertion

Ref	Expression
mp3an12i	|- ( ch -> ta )

Proof of Theorem mp3an12i

Step	Hyp	Ref	Expression
1		mp3an12i.3	. 2 |- ( ch -> th )
2		mp3an12i.1	. . 3 |- ph
3		mp3an12i.2	. . 3 |- ps
4		mp3an12i.4	. . 3 |- ( ( ph /\ ps /\ th ) -> ta )
5	2, 3, 4	mp3an12 1338	. 2 |- ( th -> ta )
6	1, 5	syl 14	1 |- ( ch -> ta )

Syntax hints:   -> wi 4   /\ w3a 980

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 982

This theorem is referenced by:  map1  6868  exmidpw2en  6970  suplocsrlempr  7869  geo2lim  11662  fprodge0  11783  fprodge1  11785  oddp1d2  12034  bezoutlema  12139  bezoutlemb  12140  pythagtriplem1  12406  exmidunben  12586  psrelbas  14171  psraddcl  14175  ismet  14523  isxmet  14524  dvidrelem  14871  coseq0negpitopi  15012  cosq34lt1  15026  cos02pilt1  15027  logdivlti  15057  lgseisenlem1  15227  lgseisen  15231  lgsquad3  15241  m1lgs  15242