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Theses/Dissertations

Mathematics

West Virginia University

2014

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From Graph Coloring To Receptor Clustering, Ye Chen May 2014

From Graph Coloring To Receptor Clustering, Ye Chen

Graduate Theses, Dissertations, and Problem Reports

1. Hued colorings for planar graphs, graphs of higher genus and K4-minor free graphs.;For integers k, r > 0, a (k,r) -coloring of a graph G is a proper coloring of the vertices of G with k colors such that every vertex v of degree d(v) is adjacent to vertices with at least min{lcub}d(v) ,r{rcub} different colors. The r-hued chromatic number, denoted by Xr (G), is the smallest integer k for which a graph G has a ( k,r)-coloring. A list assignment L of G is a function that assigns to every vertex v of G a set L(v) of positive …