Christoffel–Darboux Formula for Polynomial Eigenfunctions of Second-Order Linear Differential Equations

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发表日期：

2024年4月1日

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V. E. Kruglov

摘要

Abstract

Using recurrence relations between any three consecutive polynomial eigenfunctions ofsecond-order linear differential equations, the Christoffel–Darboux formulas are derived for thesystem of polynomial eigenfunctions of these equations.