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zbMath0713.05029MaRDI QIDQ3197846

Frank Harary

Publication date: 1990

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

semigroup graph theory invariant chromatic number quasigroup proper coloring closed binary system Steiner Triple System theory of finite groups

Mathematics Subject Classification ID

Arithmetic and combinatorial problems involving abstract finite groups (20D60) Graphs and abstract algebra (groups, rings, fields, etc.) (05C25) Loops, quasigroups (20N05) Coloring of graphs and hypergraphs (05C15) Triple systems (05B07)

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