Theorem jarri 98

Description: Inference associated with jarr 97. (Contributed by Wolf Lammen, 20-Sep-2013.)

Hypothesis

Ref	Expression
jarri.1	|- ( ( ph -> ps ) -> ch )

Assertion

Ref	Expression
jarri	|- ( ps -> ch )

Proof of Theorem jarri

Step	Hyp	Ref	Expression
1		ax-1 6	. 2 |- ( ps -> ( ph -> ps ) )
2		jarri.1	. 2 |- ( ( ph -> ps ) -> ch )
3	1, 2	syl 14	1 |- ( ps -> ch )

Syntax hints:   -> wi 4

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7

This theorem is referenced by: (None)