Definition df-plusg 12768

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 12755	. 2 class +g
2		c2 9041	. . 3 class 2
3	2	cslot 12677	. 2 class Slot 2
4	1, 3	wceq 1364	1 wff +g = Slot 2

This definition is referenced by:  plusgndx  12787  plusgid  12788  plusgslid  12790  grpstrg  12803  grpbaseg  12804  grpplusgg  12805