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Mirrors > Home > MPE Home > Th. List > df-plusg | Structured version Visualization version GIF version |
Description: Define group operation. (Contributed by NM, 4-Sep-2011.) (Revised by Mario Carneiro, 14-Aug-2015.) Use its index-independent form plusgid 17174 instead. (New usage is discouraged.) |
Ref | Expression |
---|---|
df-plusg | ⊢ +g = Slot 2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cplusg 17147 | . 2 class +g | |
2 | c2 12217 | . . 3 class 2 | |
3 | 2 | cslot 17064 | . 2 class Slot 2 |
4 | 1, 3 | wceq 1541 | 1 wff +g = Slot 2 |
Colors of variables: wff setvar class |
This definition is referenced by: plusgndx 17173 plusgid 17174 grpstr 17179 grpbaseOLD 17182 grpplusgOLD 17184 oppraddOLD 20073 sraaddgOLD 20702 zlmplusgOLD 20959 znaddOLD 20983 opsrplusgOLD 21492 tngplusgOLD 24038 ttgplusgOLD 27887 resvplusgOLD 32198 hlhilsplusOLD 40479 mnringaddgdOLD 42620 |
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