CHRISTOFFEL–DARBOUX FORMULA FOR POLYNOMIAL EIGENFUNCTIONS OF SECOND-ORDER LINEAR DIFFERENTIAL EQUATIONS

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Abstract

Using recurrence relations between any three consecutive polynomial eigenfunctions of second-order linear differential equations, the Christoffel–Darboux formulae for the system of polynomial eigenfunctions of these equations are derived

About the authors

V. E. Kruglov

Mechnikov Odesa National University

Email: viktorkruglov935@gmail.com

References

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  3. Суетин, П.К. Классические ортогональные многочлены / П.К. Суетин. — М. : Наука, 1976. — 327 с.
  4. Kruglov, V.E., Construction of polynomial eigenfunctions of a second-order linear differential equation, Differ. Equat., 2023, vol. 59, no. 9, pp. 1166–1174.
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