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In this paper some Hadamard_type inequalities for product of convex functions of 2-variables on the co-ordinates are given.

Classical Analysis and ODEs · Mathematics 2011-04-29 M Emin Ozdemir , Ahmet Ocak Akdemir

Some inequalities in 2-inner product spaces generalizing Bessel's result that are similar to the Boas-Bellman inequality from inner product spaces, are given. Applications for determinantal integral inequalities are also provided.

Functional Analysis · Mathematics 2007-05-23 S. S. Dragomir , Y. J. Cho , S. S. Kim , A. Sofo

We introduce and investigate the Henstock-Kurzweil (HK) integral for Riesz-space-valued functions on time scales. Some basic properties of the HK delta integral for Riesz-space-valued functions are proved. Further, we prove uniform and…

Classical Analysis and ODEs · Mathematics 2017-05-15 Xuexiao You , Dafang Zhao , Delfim F. M. Torres

In this work, new finite difference schemes are presented for dealing with the upper-convected time derivative in the context of the generalized Lie derivative. The upper-convected time derivative, which is usually encountered in the…

Numerical Analysis · Mathematics 2023-03-31 Debora O. Medeiros , Hirofumi Notsu , Cassio M. Oishi

We deal with direct and inverse problems of the calculus of variations on arbitrary time scales. Firstly, using the Euler-Lagrange equation and the strengthened Legendre condition, we give a general form for a variational functional to…

Optimization and Control · Mathematics 2017-10-03 Monika Dryl , Delfim F. M. Torres

In this work we present a reduction result for discrete time systems with two time scales. In order to be valid, previous results in the field require some strong hypotheses that are difficult to check in practical applications. Roughly…

Dynamical Systems · Mathematics 2024-02-08 Luis Sanz , Rafael Bravo de la Parra , Marcos Marvá , Eva Sánchez

We sharpen the moment comparison inequalities with sharp constants for sums of random vectors uniform on Euclidean spheres, providing a deficit term (optimal in high dimensions).

Probability · Mathematics 2026-03-05 Jacek Jakimiuk , Colin Tang , Tomasz Tkocz

In this note we prove a weighted version of the Khintchine inequalities.

Probability · Mathematics 2009-09-15 Mark Veraar

In this paper, we establish some integral inequalities for functions whose second derivatives in absolute value are ({\alpha},m)- convex.

Classical Analysis and ODEs · Mathematics 2011-08-16 M. Emin Özdemir , Merve Avci , Havva Kavurmaci

In the paper we prove several inequalities involving two isotonic linear functionals. We consider inequalities for functions with variable bounds, for Lipschitz and H\" older type functions etc. These results give us an elegant method for…

Functional Analysis · Mathematics 2016-12-02 Mea Bombardelli , Ludmila Nikolova , Sanja Varošanec

We establish two universal inequalities for Dirichlet eigenvalues of the Laplacian on a Euclidean convex domain.

Spectral Theory · Mathematics 2026-04-14 Kei Funano

We consider problems of the calculus of variations on unbounded time scales. We prove the validity of the Euler-Lagrange equation on time scales for infinite horizon problems, and a new transversality condition.

Optimization and Control · Mathematics 2011-01-04 Agnieszka B. Malinowska , Natalia Martins , Delfim F. M. Torres

We prove Schauder estimates for solutions to both divergence and non-divergence type higher-order parabolic systems in the whole space and the half space. We also provide an existence result for divergence type systems in a cylindrical…

Analysis of PDEs · Mathematics 2013-07-19 Hongjie Dong , Hong Zhang

Interpolation inequalities in Triebel-Lizorkin-Lorentz spaces and Besov-Lorentz spaces are studied for both inhomogeneous and homogeneous cases. First we establish interpolation inequalities under quite general assumptions on the parameters…

Functional Analysis · Mathematics 2021-09-17 Jaeseong Byeon , Hyunseok Kim , Jisu Oh

In this paper, first we have established Hermite- Hadamard's inequalities for preinvex functions via fractional integrals. Second we extend some estimates of the right side of a Hermite- Hadamard type inequality for preinvex functions via…

Classical Analysis and ODEs · Mathematics 2014-03-04 Imdat Iscan

In this paper, we first derive an inequality involving central moments for n real numbers, which in turn provides an extension of Theorem 2.2 of Wolkowicz and Styan [18]. Furthermore, we present refinements of various inequalities obtained…

Functional Analysis · Mathematics 2025-08-13 Mamta Verma , Ravinder Kumar

In this paper, we established a new Ostrowski-type inequality involving functions of two independent variables.

Classical Analysis and ODEs · Mathematics 2010-12-27 M. Emin Ozdemir , Ahmet Ocak Akdemir , Erhan Set

In the paper, the authors discover an integral representation, some inequalities, and complete monotonicity of Bernoulli numbers of the second kind.

Classical Analysis and ODEs · Mathematics 2015-05-26 Feng Qi , Xiao-Jing Zhang

Two articles published by Information Science discuss the derivatives of interval functions, in the sense of Svetoslav Markov. The authors of these articles tried to characterize for which functions and points such derivatives exist.…

General Mathematics · Mathematics 2021-09-13 Walter F. Mascarenhas

We prove scale-invariant Strichartz inequalities for the Schrodinger equation on rectangular tori (rational or irrational) in all dimensions. We use these estimates to give a unified and simpler treatment of local well-posedness of the…

Analysis of PDEs · Mathematics 2014-09-15 Rowan Killip , Monica Visan
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