Theorem mp3an12i 1319

Description: mp3an 1315 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 1305	. 2 |- ( th -> ta )
6	1, 5	syl 14	1 |- ( ch -> ta )

Syntax hints:   -> wi 4   /\ w3a 962

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 depends on definitions:  df-bi 116  df-3an 964

This theorem is referenced by:  map1  6699  suplocsrlempr  7608  geo2lim  11278  oddp1d2  11576  bezoutlema  11676  bezoutlemb  11677  exmidunben  11928  ismet  12502  isxmet  12503  coseq0negpitopi  12906  cosq34lt1  12920  cos02pilt1  12921