vertex cover

vertex cover
a set of vertices which touch all the edges of a graph

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  • Vertex cover — In the mathematical discipline of graph theory, a vertex cover of a graph is a set of vertices such that each edge of the graph is incident to at least one vertex of the set. The problem of finding a minimum vertex cover is a classical… …   Wikipedia

  • Vertex-Cover — Knotenüberdeckungen, Cliquen und stabile Mengen sind Begriffe der Graphentheorie und bezeichnen spezielle Teilmengen von Knoten in Graphen. Das Finden von minimalen Knotenüberdeckungen und größten Cliquen bzw. stabilen Mengen gilt als… …   Deutsch Wikipedia

  • Vertex Cover — Knotenüberdeckungen, Cliquen und stabile Mengen sind Begriffe der Graphentheorie und bezeichnen spezielle Teilmengen von Knoten in Graphen. Das Finden von minimalen Knotenüberdeckungen und größten Cliquen bzw. stabilen Mengen gilt als… …   Deutsch Wikipedia

  • Vertex cover problem — In computer science, the vertex cover problem or node cover problem is an NP complete problem and was one of Karp s 21 NP complete problems. It is often used in complexity theory to prove NP hardness of more complicated problems. Definition A… …   Wikipedia

  • Vertex (graph theory) — For other uses, see Vertex (disambiguation). A graph with 6 vertices and 7 edges where the vertex number 6 on the far left is a leaf vertex or a pendant vertex In graph theory, a vertex (plural vertices) or node is the fundamental unit out of… …   Wikipedia

  • Vertex (album) — Infobox Album | Name = Vertex Type = Album Artist = Buck 65 Released = 1997 Recorded = 1996 Genre = Hip Hop Length = 63:21 Label = Four Ways to Rock/Metaforensics Producer = Buck 65 Reviews = [http://www.blougou.com/anticon/vertex.htm Blougou… …   Wikipedia

  • Edge cover — In graph theory, an edge cover of a graph is a set of edges such that every vertex of the graph is incident to at least one edge of the set. In computer science, the minimum edge cover problem is the problem of finding an edge cover of minimum… …   Wikipedia

  • Feedback vertex set — In the mathematical discipline of graph theory, a feedback vertex set of a graph is a set of vertices whose removal leaves a graph without cycles. In other words, each feedback vertex set contains at least one vertex of any cycle in the graph.… …   Wikipedia

  • Set cover problem — The set covering problem is a classical question in computer science and complexity theory. As input you are given several sets. They may have some elements in common. You must select a minimum number of these sets so that the sets you have… …   Wikipedia

  • edge cover — noun A set of edges which touch all the vertices of a graph. See Also: edge covering number, vertex cover …   Wiktionary

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