Results 11 to 20 of about 329 (93)

Generalizations on some Hermite-Hadamard type inequalities for differentiable convex functions with applications to weighted means. [PDF]

open access: yesScientificWorldJournal, 2014
Some new Hermite‐Hadamard type inequalities for differentiable convex functions were presented by Xi and Qi. In this paper, we present new generalizations on the Xi‐Qi inequalities.
Sroysang B.
europepmc   +2 more sources

Novel Refinements via n–Polynomial Harmonically s–Type Convex Functions and Application in Special Functions

open access: yesJournal of Function Spaces, Volume 2021, Issue 1, 2021., 2021
In this work, we introduce the idea of n–polynomial harmonically s–type convex function. We elaborate the new introduced idea by examples and some interesting algebraic properties. As a result, new Hermite–Hadamard, some refinements of Hermite–Hadamard and Ostrowski type integral inequalities are established, which are the generalized variants of the ...
Saad Ihsan Butt   +4 more
wiley   +1 more source

On Strongly Convex Functions via Caputo–Fabrizio‐Type Fractional Integral and Some Applications

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
The theory of convex functions plays an important role in the study of optimization problems. The fractional calculus has been found the best to model physical and engineering processes. The aim of this paper is to study some properties of strongly convex functions via the Caputo–Fabrizio fractional integral operator.
Qi Li   +5 more
wiley   +1 more source

Two sharp inequalities for Lehmer mean, identric mean and logarithmic mean [PDF]

open access: yesJournal of Mathematical Inequalities, 2011
For r ∈ R , the Lehmer mean of two positive numbers a and b is defined by Lr(a,b) = ar+1 +br+1 ar +br . In this paper, we establish two sharp inequalities as follows: I(a,b) > L− 6 (a,b) and L(a,b) > L− 3 (a,b) for all a,b > 0 with a = b . Here I(a,b) = 1 e ( bb aa ) 1 b−a and L(a,b) = b−a logb−loga denote the identric mean and logarithmic mean of two ...
Ye-Fang Qiu   +3 more
openaire   +1 more source

A Sharp Double Inequality between Harmonic and Identric Means [PDF]

open access: yesAbstract and Applied Analysis, 2011
We find the greatest value p and the least value q in (0,1/2) such that the double inequality H(pa + (1 − p)b, pb + (1 − p)a) < I(a, b) < H(qa + (1 − q)b, qb + (1 − q)a) holds for all a, b > 0 with a ≠ b. Here, H(a, b), and I(a, b) denote the harmonic and identric means of two positive numbers a and b, respectively.
Yu-Ming Chu, Miao-Kun Wang, Zi-Kui Wang
openaire   +2 more sources

Optimal Lehmer Mean Bounds for the Combinations of Identric and Logarithmic Means [PDF]

open access: yesChinese Journal of Mathematics, 2013
For any α∈0,1, we answer the questions: what are the greatest values p and λ and the least values q and μ, such that the inequalities Lpa,b<Iαa,bL1-αa,b<Lqa,b and Lλa,b<αIa,b+1-αLa,b<Lμa,b hold for all a,b>0 with a≠b? Here, Ia,b, La,b, and Lpa,b denote the identric, logarithmic, and pth Lehmer means of two positive numbers a and b ...
Shen, Xu-Hui   +2 more
openaire   +2 more sources

New sharp bounds for logarithmic mean and identric mean [PDF]

open access: yesJournal of Inequalities and Applications, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

On approximating the modified Bessel function of the first kind and Toader-Qi mean

open access: yesJournal of Inequalities and Applications, 2016
In the article, we present several sharp bounds for the modified Bessel function of the first kind I 0 ( t ) = ∑ n = 0 ∞ t 2 n 2 2 n ( n ! ) 2 $I_{0}(t)=\sum_{n=0}^{\infty}\frac{t^{2n}}{2^{2n}(n!)^{2}}$ and the Toader-Qi mean T Q ( a , b ) = 2 π ∫ 0 π ...
Zhen-Hang Yang, Yu-Ming Chu
doaj   +1 more source

Functional Inequalities for Generalized Complete Elliptic Integrals with Two Parameters

open access: yesJournal of Function Spaces, Volume 2019, Issue 1, 2019., 2019
In this paper, we establish some functional inequalities for generalized complete elliptic integrals with two parameters, such as estimation of bounds and mean inequalities. Our main results give (p, q)‐analogues to the early results for classical complete elliptic integrals.
Xiangkai Dou   +3 more
wiley   +1 more source

Sharp One‐Parameter Mean Bounds for Yang Mean

open access: yesMathematical Problems in Engineering, Volume 2016, Issue 1, 2016., 2016
We prove that the double inequality Jα(a, b) < U(a, b) < Jβ(a, b) holds for all a, b > 0 with a ≠ b if and only if α≤2/(π-2)=0.8187⋯ and β ≥ 3/2, where U(a,b)=(a-b)/[2arctan⁡((a-b)/2ab)], and Jp(a, b) = p(ap+1 − bp+1)/[(p + 1)(ap − bp)] (p ≠ 0, −1), J0(a, b) = (a − b)/(log⁡a − log⁡b), and J−1(a, b) = ab(log⁡a − log⁡b)/(a − b) are the Yang and pth one ...
Wei-Mao Qian   +3 more
wiley   +1 more source

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