Zeros of Jacobi-Sobolev orthogonal polynomials following non-coherent pair of measures
AUTOR(ES)
Andrade, Eliana X.L. De, Bracciali, Cleonice F, Mello, Mirela V. De, Pérez, Teresa E
FONTE
Computational & Applied Mathematics
DATA DE PUBLICAÇÃO
2010
RESUMO
Zeros of orthogonal polynomials associated with two different Sobolev inner products involving the Jacobi measure are studied. In particular, each of these Sobolev inner products involves a pair of closely related Jacobi measures. The measures of the inner products considered are beyond the concept of coherent pairs of measures. Existence, real character, location and interlacing properties for the zeros of these Jacobi-Sobolev orthogonal polynomials are deduced. MATHEMATICAL SUBJECT CLASSIFICATION: 33C45, 33C47, 26C10.
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