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JOURNALS // Vestnik Yuzhno-Ural'skogo Universiteta. Seriya Matematicheskoe Modelirovanie i Programmirovanie // Archive

Vestnik YuUrGU. Ser. Mat. Model. Progr., 2011 Issue 10, Pages 99–107 (Mi vyuru190)

Computer Sciences

A new algorithm for calculating Pade approximants and its Matlab implementation

O. L. Ibryaeva

South Ural State University (Russia, Chelyabinsk)

Abstract: A new algorithm for calculating a Pade approximant is proposed. The algorithm is based on the choice of the Pade approximant's denominator of least degree. It is shown that the new algorithm does not lead to the appearance of the Froissart doublets in contrast to available procedures for calculating Pade approximants in Maple and Mathematica.

Keywords: Pade approximant, Froissart doublets, Pade–Laplace method, ill-posed problem.

UDC: 519.688

Received: 14.06.2011



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