Results 71 to 80 of about 50,290 (183)

Commutants of von Neumann Correspondences and Duality of Eilenberg-Watts Theorems by Rieffel and by Blecher

open access: yes, 2005
The category of von Neumann correspondences from B to C (or von Neumann B-C-modules) is dual to the category of von Neumann correspondences from C' to B' via a functor that generalizes naturally the functor that sends a von Neumann algebra to its ...
Skeide, M.
core   +1 more source

Effect of Transcranial Direct Current Stimulation Targeting Brain Regions Identified Through Voxel‐Based Morphometry on One‐Legged Standing Balance With Eyes Closed

open access: yesBrain and Behavior, Volume 16, Issue 4, April 2026.
Anodal tDCS targeting the cerebellar vermis, identified through VBM, improves one‐legged standing balance with eyes closed. ABSTRACT Introduction Voxel‐based morphometry (VBM) is a neuroimaging technique for quantitative analysis of brain structure. Previous studies have reported an association between gray matter (GM) volume in specific brain regions ...
Hirona Takahashi   +7 more
wiley   +1 more source

Free W*-Dynamical Systems From p-Adic Number Fields and the Euler Totient Function

open access: yesMathematics, 2015
In this paper, we study relations between free probability on crossed product W * -algebras with a von Neumann algebra over p-adic number fields
Ilwoo Cho, Palle E. T. Jorgensen
doaj   +1 more source

Evolution of Classical and Quantum States in the Groupoid Picture of Quantum Mechanics

open access: yesEntropy, 2020
The evolution of states of the composition of classical and quantum systems in the groupoid formalism for physical theories introduced recently is discussed.
Florio M. Ciaglia   +3 more
doaj   +1 more source

Isoperimetric inequalities on slabs with applications to cubes and Gaussian slabs

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 4, Page 1012-1072, April 2026.
Abstract We study isoperimetric inequalities on “slabs”, namely weighted Riemannian manifolds obtained as the product of the uniform measure on a finite length interval with a codimension‐one base. As our two main applications, we consider the case when the base is the flat torus R2/2Z2$\mathbb {R}^2 / 2 \mathbb {Z}^2$ and the standard Gaussian measure
Emanuel Milman
wiley   +1 more source

An application of the Sakai's theorem to the characterization of H*-algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1995
The well-known Sakai's theorem, which states that every derivation acting on a von Neumann algebra is inner, is ,used to obtain a new elegant proof of the Saworotnow's characterization theorem for associative H*-algebras via two-sided H*-algebras.
Borut Zalar
doaj   +1 more source

A Force‐Based Identification Scheme for Constitutive Parameters Regularized by Admissible Elemental Internal Forces

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
The “E‐FEMU‐F loss” as a function of full‐field displacements, constitutive parameters, and “Admissible Elemental Internal Forces” (AEIFs). AEIFs are constructed from measured (integrated) external forces and optimized analytically, while constitutive parameters are inferred numerically to minimize the E‐FEMU‐F loss.
Abbas Jafari   +2 more
wiley   +1 more source

A generalized Hölder-type inequalities for measurable operators

open access: yesJournal of Inequalities and Applications, 2020
We prove a generalized Hölder-type inequality for measurable operators associated with a semi-finite von Neumann algebra which is a generalization of the result shown by Bekjan (Positivity 21:113–126, 2017).
Yazhou Han, Jingjing Shao
doaj   +1 more source

On Some Isomorphisms between Bounded Linear Maps and Non-Commutative Lp-Spaces

open access: yesInternational Journal of Analysis and Applications, 2014
We define a particular space of bounded linear maps using a Von Neumann algebra and some operator spaces. By this, we prove some isomorphisms, and using interpolation in some particular cases, we get analogue of non-commutative Lp spaces.
E. J. Atto, V.S.K. Assiamoua, Y. Mensah
doaj   +2 more sources

Duplicable von Neumann Algebras

open access: yes, 2019
arXiv admin note: text overlap with arXiv:1804 ...
Cho, Kenta, Westerbaan, Abraham A.
openaire   +2 more sources

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