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An efficient algorithm for a class of constraint satisfaction problems

Published: 01 February 2002 Publication History

Abstract

We define the class of the so-called monotone constraint satisfaction problems (MON-CSP). MON-CSP forms a subclass of the class of min-closed (respectively, max-closed) constraint satisfaction problems of Jeavons and Cooper (Artificial Intelligence 79 (1995) 327). We prove that for all problems in the class MON-CSP there exists a very fast and very simple algorithm for testing feasibility. We then show that a number of well-known results from the literature are special cases of MON-CSP: (1) Satisfiability of Horn formulae; (2) graph homomorphisms to directed graphs with an X@?-numbering; (3) monotone integer programming with two variables per inequality; (4) project scheduling under AND/OR precedence constraints. Our results provide a unified algorithmic approach to all these problems.

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Cited By

View all
  • (2017)Optimal Algorithms for Min-Closed, Max-Closed and Arc Consistency over Connected Row Convex ConstraintsProceedings of the 10th Annual ACM India Compute Conference10.1145/3140107.3140110(61-72)Online publication date: 16-Nov-2017
  • (2009)Making bound consistency as effective as arc consistencyProceedings of the 21st International Joint Conference on Artificial Intelligence10.5555/1661445.1661513(425-430)Online publication date: 11-Jul-2009
  • (2008)Introduction to the Maximum Solution ProblemComplexity of Constraints10.1007/978-3-540-92800-3_10(255-282)Online publication date: 23-Dec-2008

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Information & Contributors

Information

Published In

cover image Operations Research Letters
Operations Research Letters  Volume 30, Issue 1
February, 2002
71 pages

Publisher

Elsevier Science Publishers B. V.

Netherlands

Publication History

Published: 01 February 2002

Author Tags

  1. AND/OR project scheduling
  2. Constraint satisfaction
  3. Efficient algorithm
  4. Feasibility checking
  5. Graph coloring
  6. Graph homomorphism
  7. Horn formula
  8. Monotone integer programming
  9. Satisfiability

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Cited By

View all
  • (2017)Optimal Algorithms for Min-Closed, Max-Closed and Arc Consistency over Connected Row Convex ConstraintsProceedings of the 10th Annual ACM India Compute Conference10.1145/3140107.3140110(61-72)Online publication date: 16-Nov-2017
  • (2009)Making bound consistency as effective as arc consistencyProceedings of the 21st International Joint Conference on Artificial Intelligence10.5555/1661445.1661513(425-430)Online publication date: 11-Jul-2009
  • (2008)Introduction to the Maximum Solution ProblemComplexity of Constraints10.1007/978-3-540-92800-3_10(255-282)Online publication date: 23-Dec-2008

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