Definition df-edgf 15679

Description: Define the edge function (indexed edges) of a graph. (Contributed by AV, 18-Jan-2020.) Use its index-independent form edgfid 15680 instead. (New usage is discouraged.)

Assertion

Ref	Expression
df-edgf	|- .ef = Slot ; 1 8

Detailed syntax breakdown of Definition df-edgf

Step	Hyp	Ref	Expression
1		cedgf 15678	. 2 class .ef
2		c1 7946	. . . 4 class 1
3		c8 9113	. . . 4 class 8
4	2, 3	cdc 9524	. . 3 class ; 1 8
5	4	cslot 12906	. 2 class Slot ; 1 8
6	1, 5	wceq 1373	1 wff .ef = Slot ; 1 8

This definition is referenced by:  edgfid  15680  edgfndx  15681