Jacobi polynomials. I: New proofs of Koornwinder’s Laplace type integral representation and Bateman’s bilinear sum.(English)Zbl 0242.33019

MSC:

 33C45 Orthogonal polynomials and functions of hypergeometric type (Jacobi, Laguerre, Hermite, Askey scheme, etc.) 33C55 Spherical harmonics
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