cpr - Intuitionistic Logic Explorer

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Syntax Definition cpr 3623

Description: Extend class notation to include unordered pair.

**Hypotheses**
Ref	Expression
cA	class 𝐴
cB	class 𝐵

**Assertion**
Ref	Expression
cpr	class {𝐴, 𝐵}

See definition df-pr 3629 for more information.

Colors of variables: wff set class