crdg - Metamath Proof Explorer

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Syntax Definition crdg 8211

Description: Extend class notation with the recursive definition generator, with characteristic function 𝐹 and initial value 𝐼.

**Hypotheses**
Ref	Expression
cF	class 𝐹
cI	class 𝐼

**Assertion**
Ref	Expression
crdg	class rec(𝐹, 𝐼)

See definition df-rdg 8212 for more information.

Colors of variables: wff setvar class