Sep 10, 2018 · They proved that there is no polynomial time algorithm to rainbow color graphs with less than twice the minimum number of colors, unless P = NP ...
Oct 13, 2015 · In this paper we present a range of new results on the computational complexity of computing the four major variants of the rainbow connection ...
Nov 16, 2016 · The goal is to decide if the vertices of G can be colored with k colors such that each pair in P is connected by a vertex rainbow shortest path.
In this paper we present a range of new results on the computational complexity of computing the four major variants of the rainbow connection number. In ...
Jul 15, 2019 · In this paper, we restrict our attention to the computational aspects of -rainbow cycle colouring of graphs.
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The Rainbow k -Coloring problem asks whether the edges of a given graph can be colored in k colors so that every pair of vertices is connected by a rainbow ...
We study the problem of deciding whether a given graph can be coloured using k or less colours such that it is rainbow vertex-connected. Note that every graph G ...
In this paper we present a range of new results on the computational complexity of computing the four major variants of the rainbow connection number. In ...
Feb 17, 2016 · The Rainbow k-Coloring problem asks whether the edges of a given graph can be colored in k colors so that every pair of vertices is connected by a rainbow path.
An edge-colored graph G is said to be rainbow connected if between each pair of vertices there exists a path which uses each color at most once.