Differential Equation for Classical-Type Orthogonal Polynomials
Canadian mathematical bulletin, Tome 32 (1989) no. 4, pp. 404-411

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DOI

The second order differential equation of Littlejohn-Shore for Laguerre type orthogonal polynomials is generalized in two ways. First the positive Dirac mass can be situated at any point and secondly the weight can be any classical weight modified by an arbitrary number of Dirac distributions.
DOI : 10.4153/CMB-1989-058-5
Mots-clés : 33A65, 42C05
Ronveaux, A.; Marcellan, F. Differential Equation for Classical-Type Orthogonal Polynomials. Canadian mathematical bulletin, Tome 32 (1989) no. 4, pp. 404-411. doi: 10.4153/CMB-1989-058-5
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     author = {Ronveaux, A. and Marcellan, F.},
     title = {Differential {Equation} for {Classical-Type} {Orthogonal} {Polynomials}},
     journal = {Canadian mathematical bulletin},
     pages = {404--411},
     year = {1989},
     volume = {32},
     number = {4},
     doi = {10.4153/CMB-1989-058-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1989-058-5/}
}
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