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Theorem cdeqcv 2758
Description: Conditional equality for set-to-class promotion. (Contributed by Mario Carneiro, 11-Aug-2016.)
Assertion
Ref Expression
cdeqcv  |- CondEq ( x  =  y  ->  x  =  y )

Proof of Theorem cdeqcv
StepHypRef Expression
1 id 19 . 2  |-  ( x  =  y  ->  x  =  y )
21cdeqi 2749 1  |- CondEq ( x  =  y  ->  x  =  y )
Colors of variables: wff set class
Syntax hints:  CondEqwcdeq 2747
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101
This theorem depends on definitions:  df-bi 110  df-cdeq 2748
This theorem is referenced by: (None)
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