On the computation of values of the psi function from rapidly converging power series expansions

DOI10.1080/00949657808810245zbMath0431.65006OpenAlexW2043869686WikidataQ126249392 ScholiaQ126249392MaRDI QIDQ3868666

Charles R. Katholi

Publication date: 1978

Published in: Journal of Statistical Computation and Simulation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00949657808810245

zbMATH Keywords

integral representationpower series expansionsapproximate valuestruncation error boundsPsi or Digamma function

Mathematics Subject Classification ID

Exact distribution theory in statistics (62E15) Gamma, beta and polygamma functions (33B15) Computation of special functions and constants, construction of tables (65D20) Other special functions (33E99)

Cites Work

• Continued Fractions for the PSI Function and Its Derivatives
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