cdif - Metamath Proof Explorer

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Syntax Definition cdif 3880

Description: Extend class notation to include class difference (read: "𝐴 minus 𝐵").

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

**Assertion**
Ref	Expression
cdif	class (𝐴 ∖ 𝐵)

See definition df-dif 3886 for more information.

Colors of variables: wff setvar class