Theorem aecoms-o 2231

Description: A commutation rule for identical variable specifiers. Version of aecoms 2052 using ax-c11 . (Contributed by NM, 10-May-1993.) (New usage is discouraged.)

Hypothesis

Ref	Expression
alequcoms-o.1

Assertion

Ref	Expression
aecoms-o

Proof of Theorem aecoms-o

Step	Hyp	Ref	Expression
1		aecom-o 2230	. 2
2		alequcoms-o.1	. 2
3	1, 2	syl 16	1

Syntax hints:  ->wi 4  A.wal 1393

This theorem is referenced by:  hbae-o  2232  dral1-o  2233  dvelimf-o  2259  aev-o  2261  ax12indalem  2275  ax12inda2ALT  2276

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-c11 2218

This theorem depends on definitions:  df-bi 185  df-ex 1613