Results 21 to 30 of about 160,977 (322)

Vallée-Poussin theorem for Hadamard fractional functional differential equations

open access: yesApplied Mathematics in Science and Engineering, 2023
We propose necessary and sufficient conditions for the negativity of the two-point boundary value problem in the form of the Vallée-Poussin theorem about differential inequalities for the Hadamard fractional functional differential problem \[ \begin ...
Martin Bohner   +4 more
doaj   +1 more source

Certain integral inequalities involving tensor products, positive linear maps, and operator means

open access: yesJournal of Inequalities and Applications, 2016
We present a number of integral inequalities involving tensor products of continuous fields of bounded linear operators, positive linear maps, and operator means.
Pattrawut Chansangiam
doaj   +1 more source

Nonlinear Fault-Tolerant Control Design for Singular Stochastic Systems With Fractional Stochastic Noise and Time-Delay

open access: yesIEEE Access, 2021
This work focuses on the stabilization issue for a class of singular stochastic systems against fractional Gaussian noise driven by fractional Brownian motion.
S. Sweetha   +3 more
doaj   +1 more source

A Hilbert-Type Linear Operator with the norm and Its Applications

open access: yesJournal of Inequalities and Applications, 2009
A Hilbert-type linear operator T:ℓϕp→ℓψp is defined. As for applications, a more precise operator inequality with the norm and its equivalent forms are deduced. Moreover, three equivalent reverses from them are given as
Wuyi Zhong
doaj   +2 more sources

Norm and Numerical Radius Inequalities for Sums of Bounded Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2006
Some inequalities for the operator norm and numerical radius of sums of bounded linear operators in Hilbert spaces are given.
Dragomir, Sever S
core   +2 more sources

Further refinements of reversed AM–GM operator inequalities

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we shall give further improvements of reversed AM–GM operator inequalities due to Yang et al. (Math. Slovaca 69:919–930, 2019) for matrices and positive linear map.
Yonghui Ren, Pengtong Li
doaj   +1 more source

How to project onto extended second order cones [PDF]

open access: yes, 2018
The extended second order cones were introduced by S. Z. N\'emeth and G. Zhang in [S. Z. N\'emeth and G. Zhang. Extended Lorentz cones and variational inequalities on cylinders. J. Optim.
Ferreira, O. P., Németh, S. Z.
core   +2 more sources

Hermite-Hadamard type inequalities for operator geometrically convex functions [PDF]

open access: yes, 2015
In this paper, we introduce the concept of operator geometrically convex functions for positive linear operators and prove some Hermite-Hadamard type inequalities for these functions. As applications, we obtain trace inequalities for operators which give
Darvish, Vahid   +3 more
core   +2 more sources

New Refinement of the Operator Kantorovich Inequality

open access: yesMathematics, 2019
We focus on the improvement of operator Kantorovich type inequalities. Among the consequences, we improve the main result of the paper [H.R. Moradi, I.H. Gümüş, Z.
Hamid Reza Moradi   +2 more
doaj   +1 more source

A Generalized Viscosity Inertial Projection and Contraction Method for Pseudomonotone Variational Inequality and Fixed Point Problems

open access: yesMathematics, 2020
We introduce a new projection and contraction method with inertial and self-adaptive techniques for solving variational inequalities and split common fixed point problems in real Hilbert spaces.
Lateef Olakunle Jolaoso, Maggie Aphane
doaj   +1 more source

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