A distance regular graph with intersection array \((21,16,8;1,4,14)\) does not exist

DOI10.1016/j.ejc.2004.04.005zbMath1060.05100OpenAlexW2035030576MaRDI QIDQ1775034

Kris Coolsaet

Publication date: 4 May 2005

Published in: European Journal of Combinatorics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.ejc.2004.04.005

zbMATH Keywords

Distance regular graphMinimal idempotent

Mathematics Subject Classification ID

Association schemes, strongly regular graphs (05E30) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

Related Items (4)

Shilla distance-regular graphs with \(b_2 = sc_2\) ⋮ Restrictions on classical distance-regular graphs ⋮ Shilla distance-regular graphs ⋮ The nonexistence of a distance-regular graph with intersection array \(\{22,16,5;1,2,20\}\)

Uses Software

• GENREG

Cites Work

• Fast generation of regular graphs and construction of cages
• Unnamed Item

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