Two linear transformations each tridiagonal with respect to an eigenbasis of the other; an overview

dc.creatorTerwilliger, Paul
dc.date2003-07-04
dc.date.accessioned2026-07-07T04:59:25Z
dc.date.available2026-07-07T04:59:25Z
dc.descriptionLet $K$ denote a field and let $V$ denote a vector space over $K$ with finite positive dimension. We consider an ordered pair of linear transformations $A:V\to V$ and $A^*:V\to V$ that satisfy conditions (i), (ii) below. (i) There exists a basis for $V$ with respect to which the matrix representing $A$ is irreducible tridiagonal and the matrix representing $A^*$ is diagonal. (ii) There exists a basis for $V$ with respect to which the matrix representing $A$ is diagonal and the matrix representing $A^*$ is irreducible tridiagonal. We call such a pair a Leonard pair on $V$. We give an overview of the theory of Leonard pairs.
dc.description14 pages, 1 figure
dc.identifierhttps://arxiv.org/abs/math/0307063
dc.identifierhttp://arxiv.org/abs/math/0307063
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/67980
dc.subjectRings and Algebras
dc.subjectCombinatorics
dc.subjectPrimary 05E35; Secondary 33C45,05E30,33D45
dc.titleTwo linear transformations each tridiagonal with respect to an eigenbasis of the other; an overview
dc.typetext

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