Description: The set of indexed edges of a graph represented as an ordered pair of vertices and indexed edges as function value. (Contributed by AV, 4-Mar-2021)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | opvtxfvi.v | ⊢ 𝑉 ∈ V | |
| opvtxfvi.e | ⊢ 𝐸 ∈ V | ||
| Assertion | opiedgfvi | ⊢ ( iEdg ‘ 〈 𝑉 , 𝐸 〉 ) = 𝐸 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opvtxfvi.v | ⊢ 𝑉 ∈ V | |
| 2 | opvtxfvi.e | ⊢ 𝐸 ∈ V | |
| 3 | opiedgfv | ⊢ ( ( 𝑉 ∈ V ∧ 𝐸 ∈ V ) → ( iEdg ‘ 〈 𝑉 , 𝐸 〉 ) = 𝐸 ) | |
| 4 | 1 2 3 | mp2an | ⊢ ( iEdg ‘ 〈 𝑉 , 𝐸 〉 ) = 𝐸 |