Ramanujan's estimate for the gamma function via monotonicity arguments

DOI10.1007/S11139-010-9265-YzbMath1217.33003OpenAlexW1990473952MaRDI QIDQ543569

Cristinel Mortici

Publication date: 17 June 2011

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

Full work available at URL: https://doi.org/10.1007/s11139-010-9265-y

zbMATH Keywords

monotonicityRamanujan formulapsi functioncomplete monotonicity

Mathematics Subject Classification ID

Gamma, beta and polygamma functions (33B15) Approximation by polynomials (41A10) Fourier coefficients, Fourier series of functions with special properties, special Fourier series (42A16)

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