c4 - Intuitionistic Logic Explorer

	Intuitionistic Logic Explorer		< Previous Next > Nearby theorems
Mirrors > Home > ILE Home > Th. List > c4		GIF version

Syntax Definition c4 8906

Description: Extend class notation to include the number 4.

**Assertion**
Ref	Expression
c4	class 4

See definition df-4 8914 for more information.

Colors of variables: wff set class