Difference between revisions of "TADM2E 5.15"
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| − | + | To build a vertex cover, we need to keep '''at least''' one vertex for each edge. The independent set requires '''at most''' one vertex for each edge. | |
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| + | Together it means we need to keep only '''exactly''' one vertex for each edge, this reduces to two-colour graph problem. | ||
Revision as of 01:36, 1 January 2017
To build a vertex cover, we need to keep at least one vertex for each edge. The independent set requires at most one vertex for each edge.
Together it means we need to keep only exactly one vertex for each edge, this reduces to two-colour graph problem.
