Results 31 to 40 of about 163 (133)

On the Ostrowski generalization of C̆ebyšev's inequality

open access: yesJournal of Mathematical Analysis and Applications, 1984
The author states the following generalization of inequalities of \textit{A. M. Ostrowski} [Aequationes Math. 4, 358-373 (1970; Zbl 0198.081)]. Let f,g be differentiable, monotonic in the same sense, p integrable, and \((A)\quad 0\leq \int^{x}_{a}p(t)dt\leq \int^{b}_{a}p(t)dt,\) \((B)\quad | f'(x)| \geq m,\quad | g'(x)| \geq r\) on \([a,b].\) Then ...
openaire   +2 more sources

On Ostrowski type inequalities

open access: yesFasciculi Mathematici, 2016
AbstractIn this paper, new forms of Ostrowski type inequalities are established for a general class of fractional integral operators. The main results are used to derive Ostrowski type inequalities involving the familiar Riemann-Liouville fractional integral operators and other important integral operators.
Agarwal, Ravi P.   +2 more
openaire   +1 more source

Graphical and Analytic Study of New Inequalities Involving Strongly n‐Polynomial Exponential‐Type s‐Convex Functions

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper explores a new class of convexity, namely, strongly n‐polynomial exponential‐type s‐convexity. We developed some basic results related to this convexity including few algebraic properties. Three examples have been provided for the verification of newly introduced convexity.
Khuram Ali Khan   +4 more
wiley   +1 more source

Generalizations of weighted version of Ostrowski's inequality and some related results

open access: yesJournal of Inequalities and Applications, 2000
We establish some new weighted integral identities and use them to prove a number of inequalities of Ostrowski type. Among other results, we generalize one result related to the weighted version of the Ostrowski's inequality of Pečarić and ...
Pečarić J   +2 more
doaj  

A note to Ujević’s generalization of Ostrowski’s inequality

open access: yesApplied Mathematics Letters, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Qingbiao Wu, Shijun Yang
openaire   +1 more source

New Variations and Structural Refinements of Discrete Weighted Jensen and Hermite–Hadamard Inequalities Using (α, m)‐Convex Mappings

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This article develops new Hermite–Hadamard and Jensen‐type inequalities for the class of (α, m)‐convex functions. New product forms of Hermite–Hadamard inequalities are established, covering multiple distinct scenarios. Several nontrivial examples and remarks illustrate the sharpness of these results and demonstrate how earlier inequalities can be ...
Shama Firdous   +5 more
wiley   +1 more source

A probabilistic version of Ostrowski inequality

open access: yesApplied Mathematics Letters, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Nontriviality of rings of integral‐valued polynomials

open access: yesMathematische Nachrichten, Volume 298, Issue 12, Page 3974-3994, December 2025.
Abstract Let S$S$ be a subset of Z¯$\overline{\mathbb {Z}}$, the ring of all algebraic integers. A polynomial f∈Q[X]$f \in \mathbb {Q}[X]$ is said to be integral‐valued on S$S$ if f(s)∈Z¯$f(s) \in \overline{\mathbb {Z}}$ for all s∈S$s \in S$. The set IntQ(S,Z¯)${\mathrm{Int}}_{\mathbb{Q}}(S,\bar{\mathbb{Z}})$ of all integral‐valued polynomials on S$S ...
Giulio Peruginelli, Nicholas J. Werner
wiley   +1 more source

Ostrowski Type Inequalities in the Grushin Plane [PDF]

open access: yesJournal of Inequalities and Applications, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Heng-Xing Liu, Jing-Wen Luan
openaire   +4 more sources

An Optimal Preconditioned MINRES Method for Symmetrized Multilevel Block Toeplitz Systems With Applications

open access: yesNumerical Linear Algebra with Applications, Volume 32, Issue 6, December 2025.
ABSTRACT In this work, we propose a novel preconditioned minimal residual method for a class of real, nonsymmetric multilevel block Toeplitz systems, which generalizes an ideal preconditioner established in [J. Pestana. Preconditioners for symmetrized Toeplitz and multilevel Toeplitz matrices. SIAM Journal on Matrix Analysis and Applications, 40(3):870–
Grigorios Tachyridis, Sean Y. Hon
wiley   +1 more source

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