Theorem aecoms 2052

Description: A commutation rule for identical variable specifiers. (Contributed by NM, 10-May-1993.)

Hypothesis

Ref	Expression
aecoms.1

Assertion

Ref	Expression
aecoms

Proof of Theorem aecoms

Step	Hyp	Ref	Expression
1		aecom 2051	. 2
2		aecoms.1	. 2
3	1, 2	sylbi 195	1

Syntax hints:  ->wi 4  A.wal 1393

This theorem is referenced by:  axc11  2054  nd4  8986  axrepnd  8990  axpowndlem3OLD  8997  axpownd  8999  axregnd  9002  axregndOLD  9003  axinfnd  9005  axacndlem5  9010  axacnd  9011  wl-ax11-lem1  30025  wl-ax11-lem3  30027  wl-ax11-lem9  30033  wl-ax11-lem10  30034  e2ebind  33336

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1618  ax-4 1631  ax-5 1704  ax-6 1747  ax-7 1790  ax-10 1837  ax-12 1854  ax-13 1999

This theorem depends on definitions:  df-bi 185  df-an 371  df-ex 1613  df-nf 1617