csymdif - Metamath Proof Explorer

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Syntax Definition csymdif 4220

Description: Declare the syntax for symmetric difference.

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

**Assertion**
Ref	Expression
csymdif	class (𝐴 △ 𝐵)

See definition df-symdif 4221 for more information.

Colors of variables: wff setvar class