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Geometric Algorithms and Combinatorial Optimization

  • Book
  • © 1988

Overview

Part of the book series: Algorithms and Combinatorics (AC, volume 2)

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Table of contents (11 chapters)

Keywords

About this book

Historically, there is a close connection between geometry and optImization. This is illustrated by methods like the gradient method and the simplex method, which are associated with clear geometric pictures. In combinatorial optimization, however, many of the strongest and most frequently used algorithms are based on the discrete structure of the problems: the greedy algorithm, shortest path and alternating path methods, branch-and-bound, etc. In the last several years geometric methods, in particular polyhedral combinatorics, have played a more and more profound role in combinatorial optimization as well. Our book discusses two recent geometric algorithms that have turned out to have particularly interesting consequences in combinatorial optimization, at least from a theoretical point of view. These algorithms are able to utilize the rich body of results in polyhedral combinatorics. The first of these algorithms is the ellipsoid method, developed for nonlinear programming by N. Z. Shor, D. B. Yudin, and A. S. NemirovskiI. It was a great surprise when L. G. Khachiyan showed that this method can be adapted to solve linear programs in polynomial time, thus solving an important open theoretical problem. While the ellipsoid method has not proved to be competitive with the simplex method in practice, it does have some features which make it particularly suited for the purposes of combinatorial optimization. The second algorithm we discuss finds its roots in the classical "geometry of numbers", developed by Minkowski. This method has had traditionally deep applications in number theory, in particular in diophantine approximation.

Authors and Affiliations

  • Institute of Mathematics, University of Augsburg, Augsburg, Fed. Rep. of Germany

    Martin Grötschel

  • Department of Computer Science, Eötvös Loránd University, Budapest, Hungary

    László Lovász

  • Department of Econometrics, Tilburg University, Tilburg, The Netherlands

    Alexander Schrijver

Bibliographic Information

  • Book Title: Geometric Algorithms and Combinatorial Optimization

  • Authors: Martin Grötschel, László Lovász, Alexander Schrijver

  • Series Title: Algorithms and Combinatorics

  • DOI: https://doi.org/10.1007/978-3-642-97881-4

  • Publisher: Springer Berlin, Heidelberg

  • eBook Packages: Springer Book Archive

  • Copyright Information: Springer-Verlag Berlin Heidelberg 1988

  • eBook ISBN: 978-3-642-97881-4Published: 06 December 2012

  • Series ISSN: 0937-5511

  • Series E-ISSN: 2197-6783

  • Edition Number: 1

  • Number of Pages: XII, 362

  • Topics: Combinatorics

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