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A Lower Bound for the Steiner Tree Problem

✍ Scribed by Chung, F. R. K.; Hwang, F. K.


Book ID
118194597
Publisher
Society for Industrial and Applied Mathematics
Year
1978
Tongue
English
Weight
476 KB
Volume
34
Category
Article
ISSN
0036-1399

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In this paper, we study the Node Weighted Steiner Tree Problem (NSP). This problem is a generalization of the Steiner tree problem in the sense that vertex weights are considered. Given an undirected graph, the problem is to find a tree that spans a subset of the vertices and is such that the total