Session 2 Graph Algorithms & Geometric Algorithms

Foundations of Software Technology and Theoretical Computer Science

Volume 287 of the series Lecture Notes in Computer Science pp 58-64

Date:

An algorithm for colouring perfect planar graphs

  • Iain A. StewartAffiliated withComputing Laboratory, University of Newcastle Upon Tyne

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Abstract

We present an algorithm to properly colour a perfect, planar graph G using λ(G) colours. This algorithm has time complexity O(n3/2) and is recursive, based on the Lipton-Tarjan Separator Algorithm.