Definition df-plusg 16901

Description: Define group operation. (Contributed by NM, 4-Sep-2011.) (Revised by Mario Carneiro, 14-Aug-2015.) Use its index-independent form plusgid 16915 instead. (New usage is discouraged.)

Assertion

Ref	Expression
df-plusg	⊢ +g = Slot 2

Detailed syntax breakdown of Definition df-plusg

Step	Hyp	Ref	Expression
1		cplusg 16888	. 2 class +g
2		c2 11958	. . 3 class 2
3	2	cslot 16810	. 2 class Slot 2
4	1, 3	wceq 1539	1 wff +g = Slot 2

This definition is referenced by:  plusgndx  16914  plusgid  16915  grpstr  16920  grpbaseOLD  16923  grpplusgOLD  16925  oppraddOLD  19787  sraaddgOLD  20359  zlmplusgOLD  20635  znaddOLD  20659  opsrplusgOLD  21165  tngplusgOLD  23707  ttgplusgOLD  27146  resvplusgOLD  31437  hlhilsplusOLD  39884  mnringaddgdOLD  41725