bj-c2uple - Mathbox for BJ

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Syntax Definition bj-c2uple 37011

Description: Syntax for Morse couple. (Contributed by BJ, 6-Oct-2018.)

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

**Assertion**
Ref	Expression
bj-c2uple	class ⦅𝐴, 𝐵⦆

See definition df-bj-2upl 37012 for more information.

Colors of variables: wff setvar class