On some regular and singular problems of Birkhoff interpolation (Q1326604)

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scientific article; zbMATH DE number 569388
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On some regular and singular problems of Birkhoff interpolation
scientific article; zbMATH DE number 569388

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    On some regular and singular problems of Birkhoff interpolation (English)
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    18 May 1994
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    Summary: We investigate the pure \((0,1, \dots, r-2,r)\)-interpolation problem on the zeros of \((1-x^ 2)\) \(P^{(\alpha)}_ n (x)=(1-x^ 2)\) \(P^{(\alpha,\alpha)}_ n (x)\), \(\alpha>-1\), where \(P_ n^{(\alpha, \alpha)}(x)\) is the Jacobi polynomial of degree \(n\) with \(\beta=\alpha\).
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    incidence matrix
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    Jacobi polynomial
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