cnsg - Metamath Proof Explorer

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

Syntax Definition cnsg 18731

Description: Extend class notation with all normal subgroups of a group.

**Assertion**
Ref	Expression
cnsg	class NrmSGrp

See definition df-nsg 18734 for more information.

Colors of variables: wff setvar class