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Mirrors > Home > MPE Home > Th. List > df-edgf | Structured version Visualization version GIF version |
Description: Define the edge function (indexed edges) of a graph. (Contributed by AV, 18-Jan-2020.) Use its index-independent form edgfid 28788 instead. (New usage is discouraged.) |
Ref | Expression |
---|---|
df-edgf | ⊢ .ef = Slot ;18 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cedgf 28786 | . 2 class .ef | |
2 | c1 11131 | . . . 4 class 1 | |
3 | c8 12295 | . . . 4 class 8 | |
4 | 2, 3 | cdc 12699 | . . 3 class ;18 |
5 | 4 | cslot 17141 | . 2 class Slot ;18 |
6 | 1, 5 | wceq 1534 | 1 wff .ef = Slot ;18 |
Colors of variables: wff setvar class |
This definition is referenced by: edgfid 28788 edgfndx 28789 edgfndxidOLD 28792 baseltedgfOLD 28794 |
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