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Quasiregular two-distance sets

โœ Scribed by J.J Seidel


Publisher
Elsevier Science
Year
1969
Weight
332 KB
Volume
72
Category
Article
ISSN
1385-7258

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Given positive integers m, k, and s with m > ks, let D m,k,s represent the set {1, 2, . . . , m} -{k, 2k, . . . , sk}. The distance graph G(Z, D m,k,s ) has as vertex set all integers Z and edges connecting i and j whenever |i -j| โˆˆ D m,k,s . The chromatic number and the fractional chromatic number