c2 - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > c2		Structured version Visualization version GIF version

Syntax Definition c2 12028

Description: Extend class notation to include the number 2.

**Assertion**
Ref	Expression
c2	class 2

See definition df-2 12036 for more information.

Colors of variables: wff setvar class