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Near-Optimal Hardness Results and Approximation Algorithms for Edge-Disjoint Paths and Related Problems (1999)  (Make Corrections)  (51 citations)
Venkatesan Guruswami, Sanjeev Khanna, Rajmohan Rajaraman, Bruce Shepherd, Mihalis Yannakakis



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Abstract: We study the approximability of edge-disjoint paths and related problems. In the edge-disjoint paths problem (EDP), we are given a network G with source-sink pairs (s i ; t i ), 1  i  k, and the goal is to nd a largest subset of source-sink pairs that can be simultaneously connected in an edge-disjoint manner. We show that in directed networks, for any  > 0, EDP is NP-hard to approximate within m . We also design simple approximation algorithms that achieve essentially matching... (Update)

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BibTeX entry:   (Update)

V. Guruswami, S. Khanna, B. Shepherd, R. Rajaraman and M. Yannakakis (1999). Near-Optimal Hardness Results and Approximation Algorithms for Edge-Disjoint Paths and Related Problems. To appear in 31st ACM Symp. on Theory of Computing. http://citeseer.ist.psu.edu/guruswami99nearoptimal.html   More

@inproceedings{ guruswami99nearoptimal,
    author = "Venkatesan Guruswami and Sanjeev Khanna and Rajmohan Rajaraman and Bruce Shepherd and Mihalis Yannakakis",
    title = "Near-optimal hardness results and approximation algorithms for edge-disjoint paths and related problems",
    pages = "19--28",
    year = "1999",
    url = "citeseer.ist.psu.edu/guruswami99nearoptimal.html" }
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