Graph Arboricity Calculator

forest cover number

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About Graph Arboricity Calculator

A graph arboricity calculator computing arb(G): minimum forests whose union covers all edges. Nash-Williams formula: arb(G) = max over subgraphs H of ⌈|E(H)| / (|V(H)|-1)⌉. Planar: arb ≤ 3. Trees: arb = 1. Related to degeneracy. Client-side.

Graph Arboricity Calculator Features

  • arb(G)
  • Nash-Williams
  • Forest count
  • Planar ≤ 3
  • Common graphs

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