A Polynomial Time Approximation Scheme f
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Bang Ye Wu; Kun-Mao Chao; Chuan Yi Tang
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Article
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2000
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Elsevier Science
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English
⚖ 155 KB
Given an undirected graph with nonnegative edge lengths and nonnegative vertex weights, the routing requirement of a pair of vertices is assumed to be the product of their weights. The routing cost for a pair of vertices on a given spanning tree is defined as the length of the path between them mult