cxne - Intuitionistic Logic Explorer

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Syntax Definition cxne 9705

Description: Extend class notation to include the negative of an extended real.

**Hypothesis**
Ref	Expression
cA	class 𝐴

**Assertion**
Ref	Expression
cxne	class -_𝑒𝐴

See definition df-xneg 9708 for more information.

Colors of variables: wff set class