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    Chapter and Conference Paper

    On Directed Steiner Trees with Multiple Roots

    We introduce a new Steiner-type problem for directed graphs named q-Root Steiner Tree. Here one is given a directed graph \(G=(V,A)\) ...

    Ondřej Suchý in Graph-Theoretic Concepts in Computer Science (2016)

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    Chapter and Conference Paper

    On the Parameterized Complexity of Computing Graph Bisections

    The Bisection problem asks for a partition of the vertices of a graph into two equally sized sets, while minimizing the cut size. This is the number of edges connecting the two vertex sets. Bisection has been tho...

    René van Bevern, Andreas Emil Feldmann in Graph-Theoretic Concepts in Computer Scien… (2013)

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    Chapter and Conference Paper

    Parameterized Complexity of Generalized Domination Problems

    Given two sets σ, ρ of nonnegative integers, a set S of vertices of a graph G is (σ,ρ)-dominating if |S ∩ N(v)| ∈ σ for every vertex v ∈ S, and |S ∩ N(v)| ∈ ρ for every v ∉ S. This concept, introduced by Telle in...

    Petr A. Golovach, Jan Kratochvíl in Graph-Theoretic Concepts in Computer Scien… (2010)