Definition df-plusg 12493

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 12480	. 2 class +g
2		c2 8929	. . 3 class 2
3	2	cslot 12415	. 2 class Slot 2
4	1, 3	wceq 1348	1 wff +g = Slot 2

This definition is referenced by:  plusgndx  12511  plusgid  12512  plusgslid  12513  grpstrg  12525  grpbaseg  12526  grpplusgg  12527