On recognizing integer polyhedra

Abstract

We give a simple proof that, determining whether a convex polytope has a fractional vertex, is NP-complete.

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References

  1. [1]

    A.Schrijver,Theory of Linear and Integer Programming, Wiley-Interscience, 1986.

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Research supported by the National Science Foundation.

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Papadimitriou, C.H., Yannakakis, M. On recognizing integer polyhedra. Combinatorica 10, 107–109 (1990). https://doi.org/10.1007/BF02122701

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AMS subject classification (1980)

  • 68Q25