Strong lower bounds for the prize collec
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Abilio Lucena; Mauricio G.C Resende
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Article
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2004
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Elsevier Science
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English
β 260 KB
In this paper, we present an integer programming formulation of the prize collecting Steiner problem in graphs (PCSPG) and describe an algorithm to obtain lower bounds for the problem. The algorithm is based on polyhedral cutting planes and is initiated with tests that attempt to reduce the size of