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Computing crossing numbers in quadratic time

2001/07/06 by Martin Grohe · 7 citations
Computer Science · Mathematics · #Advanced Graph Theory Research #Algorithm #Combinatorics #Computational Geometry and Mesh Generation #Computer science #Crossing number (knot theory) #Data Management and Algorithms #Discrete mathematics #Geometry #Graph #Mathematics #Plane (geometry) #Quadratic equation #Time complexity

paper · doi:10.1145/380752.380805

openalex publication_date 2001/07/06 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/29

Abstract

We show that for every fixed k≥ 0 there is a quadratic time algorithm that decides whether a given graph has crossing number at most k and, if this is the case, computes a drawing of the graph in the plane with at most k crossings.

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