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Theorem axreg 6044
Description: Axiom of Regularity expressed more compactly.
Assertion
Ref Expression
axreg
Distinct variable group:   ,,

Proof of Theorem axreg
StepHypRef Expression
1 ax-reg 6043 . 2
2119.23bi 1520 1
Colors of variables: wff set class
Syntax hints:   wn 3   wi 4   wa 360  wal 1341  wex 1346   wcel 1427
This theorem is referenced by:  zfregcl 6045  axregndlem2 6604
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-4 1462  ax-reg 6043
This theorem depends on definitions:  df-bi 175  df-ex 1347
Copyright terms: Public domain