Approximation algorithms for covering problems in dense graphs
We present a set of approximation results for several covering problems in dense graphs. These results show that for several problems, classical algorithms with constant approximation ratios can be analyzed in a finer way, and provide better constant approximation ratios under some density constrain...
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Format: | Doctoral Thesis |
Language: | fr |
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Universite Libre de Bruxelles
2009
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Online Access: | http://hdl.handle.net/2013/ULB-DIPOT:oai:dipot.ulb.ac.be:2013/210359 |