ccnv - Metamath Proof Explorer

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Syntax Definition ccnv 5579

Description: Extend the definition of a class to include the converse of a class.

**Hypothesis**
Ref	Expression
cA	class 𝐴

**Assertion**
Ref	Expression
ccnv	class ^◡𝐴

See definition df-cnv 5588 for more information.

Colors of variables: wff setvar class