A correction to Brelaz's modification of Brown's coloring algorithm

  • Authors:
  • Jürgen Peemöller

  • Affiliations:
  • Hochschule der Bundeswehr Hamburg, Hamburg, West Germany

  • Venue:
  • Communications of the ACM
  • Year:
  • 1983

Quantified Score

Hi-index 48.22

Visualization

Abstract

Brelaz's modification of Brown's exact coloring algorithm contains two errors as demonstrated in two examples. A correct version of the algorithm and a proof of the exactness are given. Finally, Brown's look-ahead rule is built into this algorithm.