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Theorem cbvsbcv 2844
 Description: Change the bound variable of a class substitution using implicit substitution. (Contributed by NM, 30-Sep-2008.) (Revised by Mario Carneiro, 13-Oct-2016.)
Hypothesis
Ref Expression
cbvsbcv.1
Assertion
Ref Expression
cbvsbcv
Distinct variable groups:   ,   ,
Allowed substitution hints:   ()   ()   (,)

Proof of Theorem cbvsbcv
StepHypRef Expression
1 nfv 1462 . 2
2 nfv 1462 . 2
3 cbvsbcv.1 . 2
41, 2, 3cbvsbc 2843 1
 Colors of variables: wff set class Syntax hints:   wi 4   wb 103  wsbc 2816 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-io 663  ax-5 1377  ax-7 1378  ax-gen 1379  ax-ie1 1423  ax-ie2 1424  ax-8 1436  ax-10 1437  ax-11 1438  ax-i12 1439  ax-bndl 1440  ax-4 1441  ax-17 1460  ax-i9 1464  ax-ial 1468  ax-i5r 1469  ax-ext 2064 This theorem depends on definitions:  df-bi 115  df-nf 1391  df-sb 1687  df-clab 2069  df-cleq 2075  df-clel 2078  df-sbc 2817 This theorem is referenced by: (None)
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