Vertex packings: Structural properties a
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G. L. Nemhauser; L. E. Trotter
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Article
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1975
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Springer-Verlag
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English
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We consider a binary integer programming formulation (VP) for the weighted vertex packing problem in a simple graph. A sufficient "local" optimality condition for (VP) is given and this result is used to derive relations between (VP) and the linear program (VLP) obtained by deleting the integrality