Zero-Free Intervals of Chromatic Polynomials of Mixed Hypergraphs
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DOI: 10.3390/math10020193
Abstract: A mixed hypergraph H is a triple (X,C,D), where X is a finite set and each of C and D is a family of subsets of X. For any positive integer λ, a proper λ-coloring… read more here.
Keywords: chromatic polynomials; zero free; mixed hypergraphs; intervals chromatic ... See more keywords