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Theorem oprabbidv 5918
 Description: Equivalent wff's yield equal operation class abstractions (deduction rule). (Contributed by NM, 21-Feb-2004.)
Hypothesis
Ref Expression
oprabbidv.1
Assertion
Ref Expression
oprabbidv
Distinct variable groups:   ,,   ,,
Allowed substitution hints:   (,,)   (,,)

Proof of Theorem oprabbidv
StepHypRef Expression
1 nfv 1609 . 2
2 nfv 1609 . 2
3 nfv 1609 . 2
4 oprabbidv.1 . 2
51, 2, 3, 4oprabbid 5917 1
 Colors of variables: wff set class Syntax hints:   wi 4   wb 176   wceq 1632  coprab 5875 This theorem is referenced by:  oprabbii  5919  mpt2eq123dva  5925  mpt2eq3dva  5928  resoprab2  5957  erovlem  6770  prismorcsetlem  26015  prismorcset  26017  morcatset1  26018  domcatfun  26028  codcatfun  26037  isrocatset  26060 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1536  ax-5 1547  ax-17 1606  ax-9 1644  ax-8 1661  ax-6 1715  ax-7 1720  ax-11 1727  ax-12 1878  ax-ext 2277 This theorem depends on definitions:  df-bi 177  df-an 360  df-tru 1310  df-ex 1532  df-nf 1535  df-sb 1639  df-clab 2283  df-cleq 2289  df-oprab 5878
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