A rational approximant for the digamma function

DOI10.1023/A:1025517617217zbMath1045.33005arXivmath/0306305OpenAlexW1752623799MaRDI QIDQ1410499

Ernst Joachim Weniger

Publication date: 14 October 2003

Published in: Numerical Algorithms (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0306305

zbMATH Keywords

rational approximantspower seriesdigamma function

Mathematics Subject Classification ID

Gamma, beta and polygamma functions (33B15) Approximation by rational functions (41A20) Computation of special functions and constants, construction of tables (65D20)

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