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Definition df-slot 14118
Description: Define slot extractor for posets and related structures. Note that the function argument can be any set, although it is meaningful only if it is a member of (df-poset 15056) when used for posets or of (df-grp 15482) when used from groups. (Contributed by Mario Carneiro, 22-Sep-2015.)
Assertion
Ref Expression
df-slot
Distinct variable group:   ,

Detailed syntax breakdown of Definition df-slot
StepHypRef Expression
1 cA . . 3
21cslot 14113 . 2
3 vx . . 3
4 cvv 2951 . . 3
53cv 1686 . . . 4
61, 5cfv 5390 . . 3
73, 4, 6cmpt 4325 . 2
82, 7wceq 1687 1
Colors of variables: wff setvar class
This definition is referenced by:  slotfn  14128  strfvnd  14129  ndxid  14135
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