Bivariate \(Q\)-polynomial structures for the nonbinary Johnson scheme and the association scheme obtained from attenuated spaces
DOI10.1016/j.jalgebra.2024.04.029zbMath1545.05221MaRDI QIDQ6588199
Hirotake Kurihara, Da Zhao, Eiichi Bannai, Yan Zhu
Publication date: 15 August 2024
Published in: Journal of Algebra (Search for Journal in Brave)
Leonard pairsassociation schemes obtained from attenuated spacesmultivariate polynomial association schemesnonbinary Johnson schemes
Association schemes, strongly regular graphs (05E30) Ordinary representations and characters (20C15) Orthogonal polynomials and functions of hypergeometric type (Jacobi, Laguerre, Hermite, Askey scheme, etc.) (33C45) Fourier series in special orthogonal functions (Legendre polynomials, Walsh functions, etc.) (42C10)
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