On Ramanujan's inverse digamma approximation

DOI10.1007/S11139-014-9659-3zbMath1332.41027OpenAlexW2026430931MaRDI QIDQ5963790

Aziz Issaka

Publication date: 23 February 2016

Published in: The Ramanujan Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11139-014-9659-3

zbMATH Keywords

asymptotic expansionsdigamma function

Mathematics Subject Classification ID

Gamma, beta and polygamma functions (33B15) Asymptotic approximations, asymptotic expansions (steepest descent, etc.) (41A60)

Related Items (4)

Asymptotic expansions for the psi function and the Euler-Mascheroni constant ⋮ Asymptotic expansions related to the Glaisher-Kinkelin constant and its analogues ⋮ Asymptotic expansion related to the generalized Somos recurrence constant ⋮ New approximations for the higher order coefficients in an asymptotic expansion for the Barnes \(G\)-function

Cites Work

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• An asymptotic expansion for the coefficients of some power series. II: Lagrange inversion
• Asymptotic expansions of the coefficients in asymptotic series solutions of linear differential equations
• Approximations for the late coefficients in asymptotic expansions arising in the method of steepest descents
• An Asymptotic Expansion for the Coefficients of Some Formal Power Series

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