Krein Parameters of Fiber-Commutative Coherent Configurations

DOI10.1142/S1005386720000024zbMath1433.05062arXiv1901.11484OpenAlexW3007549411MaRDI QIDQ5217368

Akihiro Munemasa, Keiji Ito

Publication date: 27 February 2020

Published in: Algebra Colloquium (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1901.11484

zbMATH Keywords

association schemegeneralized quadranglecoherent configurationabsolute boundKrein conditionKrein parameter

Mathematics Subject Classification ID

Association schemes, strongly regular graphs (05E30) Combinatorial aspects of finite geometries (05B25) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

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