Results 11 to 20 of about 524,848 (251)

Distributions for Nonsymmetric Monotone and Weakly Monotone Position Operators [PDF]

open access: yesComplex Analysis and Operator Theory, 2021
AbstractWe study the vacuum distribution, under an appropriate scaling, of a family of partial sums of nonsymmetric position operators on weakly monotone and monotone Fock spaces, respectively. We preliminary treat the case of weakly monotone Fock space, and show that any single operator has the vacuum law belonging to the free Meixner class.
Vitonofrio Crismale   +2 more
openaire   +7 more sources

Perturbed Iterative Approximation of Solutions for Nonlinear General -Monotone Operator Equations in Banach Spaces

open access: yesJournal of Inequalities and Applications, 2009
We introduce and study a new class of nonlinear general -monotone operator equations with multivalued operator. By using Alber's inequalities, Nalder's results, and the new proximal mapping technique, we construct some new perturbed iterative ...
Lan Heng-you, Zhang Xian-jun, Wei Xing
doaj   +1 more source

Properties of a quasi-uniformly monotone operator and its application to the electromagnetic $p$-$\text {curl}$ systems [PDF]

open access: yes, 2022
summary:In this paper we propose a new concept of quasi-uniform monotonicity weaker than the uniform monotonicity which has been developed in the study of nonlinear operator equation $Au=b$.
Song, Chang-Ho   +2 more
core   +1 more source

On operator-valued monotone independence [PDF]

open access: yes, 2014
We investigate operator-valued monotone independence, a noncommutative version of independence for conditional expectation. First we introduce operator-valued monotone cumulants to clarify the whole theory and show the moment-cumulant formula.
Hasebe, Takahiro, Saigo, Hayato
core   +1 more source

Maximal monotone operators with non-maximal graphical limit

open access: yesExamples and Counterexamples, 2022
We present a counterexample showing that the graphical limit of maximally monotone operators might not be maximally monotone. We also characterize the directional differentiability of the resolvent of an operator B in terms of existence and maximal ...
Gerd Wachsmuth
doaj   +1 more source

Positivity, Betweenness, and Strictness of Operator Means

open access: yesAbstract and Applied Analysis, 2015
An operator mean is a binary operation assigned to each pair of positive operators satisfying monotonicity, continuity from above, the transformer inequality, and the fixed-point property.
Pattrawut Chansangiam
doaj   +1 more source

A New Three-Term Hestenes-Stiefel Type Method for Nonlinear Monotone Operator Equations and Image Restoration

open access: yesIEEE Access, 2021
In this article, a derivative-free method of Hestenes-Stiefel type is proposed for solving system of monotone operator equations with convex constraints.
Auwal Bala Abubakar   +5 more
doaj   +1 more source

Reverse and improved inequalities for operator monotone functions [PDF]

open access: yes, 2020
In this paper we provide several refinements and reverse operator inequalities for operator monotone functions in Hilbert spaces. We also obtain refinements and a reverse of Lowner-Heinz celebrated inequality that holds in the case of power ...
Dragomir, Sever S   +2 more
core   +2 more sources

Strong Convergence of Monotone Hybrid Method for Maximal Monotone Operators and Hemirelatively Nonexpansive Mappings

open access: yesFixed Point Theory and Applications, 2009
We prove strong convergence theorems for finding a common element of the zero point set of a maximal monotone operator and the fixed point set of a hemirelatively nonexpansive mapping in a Banach space by using monotone hybrid iteration method.
Chakkrid Klin-eam, Suthep Suantai
doaj   +2 more sources

Strengthened convexity of positive operator monotone decreasing functions

open access: yes, 2020
We prove a strengthened form of convexity for operator monotone decreasing positive functions defined on the positive real numbers. This extends Ando and Hiai's work to allow arbitrary positive maps instead of states (or the identity map), and functional
Yamashita, Makoto, Kirihata, Megumi
core   +2 more sources

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