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Syntax Definition ccom 5584

Description: Extend the definition of a class to include the composition of two classes. (Read: The composition of 𝐴 and 𝐵.)

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

**Assertion**
Ref	Expression
ccom	class (𝐴 ∘ 𝐵)

See definition df-co 5589 for more information.

Colors of variables: wff setvar class