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In: Math

Assume that G is connected and let                    (G) = min{deg(v) ∈ Z ≥0 | v...

Assume that G is connected and let
                   (G) = min{deg(v) ∈ Z ≥0 | v ∈ V (G)}
denote the lowest vertex degree that occurs in a graph G and let
                    λ(G) = min{|K| ∈ Z ≥0 | K ⊆ E(G) is a cutset of G}
denote the edge connectivity of G.
Prove that λ(G) ≤ δ(G)

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