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Theorem alim 1679
Description: Restatement of Axiom ax-4 1678, for labeling consistency. It should be the only theorem using ax-4 1678. (Contributed by NM, 10-Jan-1993.)
Assertion
Ref Expression
alim  |-  ( A. x ( ph  ->  ps )  ->  ( A. x ph  ->  A. x ps ) )

Proof of Theorem alim
StepHypRef Expression
1 ax-4 1678 1  |-  ( A. x ( ph  ->  ps )  ->  ( A. x ph  ->  A. x ps ) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4   A.wal 1435
This theorem was proved from axioms:  ax-4 1678
This theorem is referenced by:  alimi  1680  al2im  1682  stdpc5v  1777  19.21vOLDOLD  1779  spfw  1858  axc4  1913  19.21t  1961  eunex  4618  hbaltg  30241  bj-2alim  30981  bj-alrimh  30987  bj-hbalt  31020  bj-nfdt0  31028  bj-eunex  31165  stdpc5t  31180  al3im  35880  hbalg  36562  al2imVD  36902  hbalgVD  36945
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