Symmetric association schemes attached to finite upper half planes over rings.

DOI10.1016/S0024-3795(03)00645-1zbMath1037.05051MaRDI QIDQ1415298

Makoto Tagami

Publication date: 3 December 2003

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

zbMATH Keywords

Gelfand pairPoincaré distanceAssociation schemeFinite ringFinite upper half planeGeneral linear group

Mathematics Subject Classification ID

Association schemes, strongly regular graphs (05E30) Graphs and abstract algebra (groups, rings, fields, etc.) (05C25) Finite upper half-planes (11T60)

Cites Work

• Finite Euclidean graphs and Ramanujan graphs
• Finite analogues of non-Euclidean spaces and Ramanujan graphs.
• Graph spectra for finite upper half planes over rings
• The Uniqueness of the $\mathrm{L}_2$ Association Scheme
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