Definition df-plusg 13144

Description: Define group operation. (Contributed by NM, 4-Sep-2011.) (Revised by Mario Carneiro, 14-Aug-2015.)

Assertion

Ref	Expression
df-plusg	⊢ +g = Slot 2

Detailed syntax breakdown of Definition df-plusg

Step	Hyp	Ref	Expression
1		cplusg 13131	. 2 class +g
2		c2 9177	. . 3 class 2
3	2	cslot 13052	. 2 class Slot 2
4	1, 3	wceq 1395	1 wff +g = Slot 2

This definition is referenced by:  plusgndx  13163  plusgid  13164  plusgslid  13166  grpstrg  13180  grpbaseg  13181  grpplusgg  13182