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Unformatted text preview: vertices?-A vertex cover is a set of vertices such that for each edge in G, at least 1 vertex in the set is incident upon it. x 1 , x 2 , x n # clauses = l # variables = m For each clause, build a triangle: x1 = T x2 = F All triangles and bars are covered. Now show that the extra edges are covered:...
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This note was uploaded on 09/16/2011 for the course COT 4210 taught by Professor Staff during the Spring '08 term at University of Central Florida.
- Spring '08