Theorem mprg 2607

Description: Modus ponens combined with restricted generalization. (Contributed by NM, 10-Aug-2004.)

Hypotheses

Ref	Expression
mprg.1	|- ( A. x e. A ph -> ps )
mprg.2	|- ( x e. A -> ph )

Assertion

Ref	Expression
mprg	|- ps

Proof of Theorem mprg

Step	Hyp	Ref	Expression
1		mprg.2	. . 3 |- ( x e. A -> ph )
2	1	rgen 2603	. 2 |- A. x e. A ph
3		mprg.1	. 2 |- ( A. x e. A ph -> ps )
4	2, 3	ax-mp 5	1 |- ps

This proof depends on syntax axioms:   -> wi 4   e. wcel 2209   A.wral 2528

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-gen 1502

This proof depends on definitions:  df-bi 117  df-ral 2533

This theorem is used by:  reximia  2645  rmoimia  3028  iuneq2i  4030  iineq2i  4031  dfiun2  4046  dfiin2  4047  dfiun3  5041  dfiin3  5042  cnviinm  5329  ixpintm  7007  sumeq2i  12130  prodeq2i  12329  ballotfilemth  13281  2sqlem1  16233  bj-omtrans  16982