activity
20062026
most citedA Pick function related to the sequence of volumes of the unit ball in n-space

5 citations · 7 across the 8 of their papers we have counts for

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8 papers · 1 filter

math.CA2021

Ratios of Entire functions and generalized Stieltjes functions

Dimitris Askitis, Henrik L. Pedersen

Monotonicity properties of the ratio where is an entire function are investigated. Earlier results for Euler…

math.CA2020

A family of Horn-Bernstein functions

Christian Berg, Henrik L. Pedersen

A family of recently investigated Bernstein functions is revisited and those functions for which the derivatives are logarithmically completely monotonic are identified. This leads…

math.CA2019

Nielsen's beta function and some infinitely divisible distributions

Christian Berg, Stamatis Koumandos, Henrik L. Pedersen

We show that a large collection of special functions, in particular Nielsen's beta function, are generalized Stieltjes functions of order 2, and therefore logarithmically completel…

math.CA2017

On generalized Stieltjes functions

Stamatis Koumandos, Henrik L. Pedersen

It is shown that a function is a generalized Stieltjes function of order if and only if is completely monotonic for all , thereby…

math.CA2016★ 2 cited

On the Laplace transform of absolutely monotonic functions

Stamatis Koumandos, Henrik L. Pedersen

We obtain necessary and sufficient conditions on a function in order that it be the Laplace transform of an absolutely monotonic function. Several closely related results are also…

math.CA2011

A completely monotonic function used in an inequality of Alzer

Christian Berg, Henrik L. Pedersen

The function has been considered by Alzer, Qi and Guo. We prove that is completely monotonic by finding an integral representation of the holo…

math.CA2009★ 5 cited

A Pick function related to the sequence of volumes of the unit ball in n-space

Christian Berg, Henrik L. Pedersen

We show that F_a(x)=\frac{\ln Γ(x+1)}{x\ln(ax)} is a Pick function for a\ge 1 and find its integral representation. We also consider the function f(x)=(\frac{π^{x/2}}{Γ(1+x/2)})^{1…

math.CA2008

Completely monotonic functions of positive order and asymptotic expansions of the logarithm of Barnes double gamma function and Euler's gamma function

Stamatis Koumandos, Henrik L. Pedersen

We introduce completely monotonic functions of order and show that the remainders in asymptotic expansions of the logarithm of Barnes double gamma function and Euler's gamma…