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In this paper, the authors establish some inequalities involving the $q$-extension of the classical Gamma function. These inequalities provide bounds for certain ratios of the $q$-extended Gamma function. The procedure makes use of…

经典分析与常微分方程 · 数学 2015-10-14 Kwara Nantomah , Edward Prempeh , Stephen Boakye Twum

It is defined $\Gamma_{p,q}$ function, a generalize of $\Gamma$ function. Also, we defined $\psi_{p,q}$-analogue of the psi function as the log derivative of $\Gamma_{p,q}$. For the $\Gamma_{p,q}$ -function, are given some properties…

经典分析与常微分方程 · 数学 2014-07-17 Valmir Krasniqi , Faton Merovci

We prove some new results and unify the proofs of old ones involving complete monotonicity of expressions involving gamma and $q$-gamma functions, $0 < q < 1$. Each of these results implies the infinite divisibility of a related probability…

经典分析与常微分方程 · 数学 2013-01-10 Mourad E. H. Ismail , Martin E. Muldoon

We prove some properties of completely monotonic functions and apply them to obtain results on gamma and $q$-gamma functions.

经典分析与常微分方程 · 数学 2011-11-10 Peng Gao

In this paper, some monotonicity and concavity results of several functions involving the psi and polygamma functions are proved, and then some known inequalities are extended and generalized.

经典分析与常微分方程 · 数学 2010-08-03 Feng Qi , Bai-Ni Guo

In this paper, we study some properties such as the monotonicity, logarithmically complete monotonicity, logarithmic convexity, and geometric convexity, of the combinations of gamma function and power function. The results we obtain…

经典分析与常微分方程 · 数学 2022-05-26 Peipei Du , Gendi Wang

In this paper, the authors establish some inequalities involving the Psi and $k$-Gamma functions. The procedure utilizes some monotonicity properties of some functions associated with the Psi and $k$-Gamma functions.

经典分析与常微分方程 · 数学 2016-02-17 Kwara Nantomah

In this paper we present several new classes of logarithmically completely monotonic functions. Our functions have in common that they are defined in terms of the $q-$gamma and $q-$digamma functions. As an applications of this results, some…

经典分析与常微分方程 · 数学 2015-12-21 Khaled Mehrez

In the paper, the authors review origins, motivations, and generalizations of a series of inequalities involving several exponential functions and sums, establish three new inequalities involving finite exponential functions and sums by…

经典分析与常微分方程 · 数学 2020-08-26 Feng Qi , Bai-Ni Guo

In the paper, we establish an inequality involving the gamma and digamma functions and use it to prove the negativity and monotonicity of a function involving the gamma and digamma functions.

经典分析与常微分方程 · 数学 2016-06-30 Feng Qi , Bai-Ni Guo

In the paper, the authors establish an inequality involving exponential functions and sums, introduce a ratio of many gamma functions, discuss properties, including monotonicity, logarithmic convexity, (logarithmically) complete…

经典分析与常微分方程 · 数学 2021-01-05 Feng Qi , Wen-Hui Li , Shu-Bin Yu , Xin-Yu Du , Bai-Ni Guo

We explore a number of functional properties of the $q$-gamma function and a class of its quotients; including the $q$-beta function. We obtain formulas for all higher logarithmic derivatives of these quotients and give precise conditions…

经典分析与常微分方程 · 数学 2013-09-19 Ahmad El-Guindy , Zeinab Mansour

In this paper, we investigate the complete monotonicity of some functions involving gamma function. Using the monotonic properties of these functions, we derived some inequalities involving gamma and beta functions. Such inequalities…

经典分析与常微分方程 · 数学 2017-06-08 M. Al-Jararha

In this paper, we present the (p; q)-analogues of some inequalities concerning the digamma function. Our results generalize some earlier results.

经典分析与常微分方程 · 数学 2014-08-15 Kwara Nantomah

We present some completely monotonic functions involving the $q$-gamma function that are inspired by their analogues involving the gamma function.

经典分析与常微分方程 · 数学 2010-11-16 Peng Gao

In this paper, we present and prove some generalizations of some inequalities for the $p$-Gamma, $q$-Gamma and $k$-Gamma functions. Our approach makes use of the series representations of the psi, $p$-psi, $q$-psi and $k$-psi functions.

经典分析与常微分方程 · 数学 2015-03-19 Kwara Nantomah , Edward Prempeh

In this paper, we present some double inequalities involving certain ratios of the Gamma function. These results are further generalizations of several previous results. The approach is based on the monotonicity properties of some functions…

经典分析与常微分方程 · 数学 2015-06-25 Kwara Nantomah

We study three different $q$-analogues of the harmonic numbers. As applications, we present some generating functions involving number theoretical functions and give the $q$-generalization of Gosper's exponential generating function of…

组合数学 · 数学 2011-06-27 István Mező

In this paper, the logarithmically complete monotonicity property for a functions involving $q$-gamma function is investigated for $q\in(0,1).$ As applications of this results, some new inequalities for the $q$-gamma function are…

经典分析与常微分方程 · 数学 2016-07-12 Khaled Mehrez

In this paper we established a new Simpson type conformable fractional integral equality for convex functions. Based on this identity, some results related to Simpson-like type inequalities are obtained. These results are then applied to…

经典分析与常微分方程 · 数学 2024-09-05 Zeynep Şanlı
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