Chromatic Index Calculator

Vizing: Δ ≤ χ' ≤ Δ+1

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About Chromatic Index Calculator

A chromatic index calculator computing χ'(G): minimum edge coloring. Vizing (1964): Δ ≤ χ' ≤ Δ+1. Class 1: χ'=Δ. Class 2: χ'=Δ+1. Bipartite → Class 1 (König). Petersen is Class 2. Client-side.

Chromatic Index Calculator Features

  • χ' value
  • Vizing class
  • Δ bound
  • König bipartite
  • Common graphs

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