Definition df-plusg 17310

Description: Define group operation. In the context of less restrictive structures, this operation is also called magma, semigroup or monoid operation. (Contributed by NM, 4-Sep-2011.) (Revised by Mario Carneiro, 14-Aug-2015.) Use its index-independent form plusgid 17324 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 17297	. 2 class +g
2		c2 12318	. . 3 class 2
3	2	cslot 17214	. 2 class Slot 2
4	1, 3	wceq 1536	1 wff +g = Slot 2

This definition is referenced by:  plusgndx  17323  plusgid  17324  grpstr  17329  grpbaseOLD  17332  grpplusgOLD  17334  oppraddOLD  20360  sraaddgOLD  21197  zlmplusgOLD  21549  znaddOLD  21575  opsrplusgOLD  22089  tngplusgOLD  24673  ttgplusgOLD  28904  resvplusgOLD  33341  hlhilsplusOLD  41925  mnringaddgdOLD  44213