Results 41 to 50 of about 2,405,135 (316)

On locally pseudoconvex square algebras [PDF]

open access: yesPublicacions Matemàtiques, 1995
Let $A$ be an algebra over the field of complex numbers with a (Hausdorff) topology given by a family $\Cal{Q}= \{q_\lambda |\lambda\in\Lambda\}$ of square preserving $r_\lambda$-homogeneous seminorms ($r_\lambda \in (0,1]$). We shall show that $(A,T(\Cal{Q}))$ is a locally m-convex algebra. Furthermore we shall show that $A$ is commutative.
openaire   +5 more sources

THE HEISENBERG'S TRIDIMENSIONAL GROUP H3

open access: yesPesquimat, 2014
On the basis of [7], we have the necessary theory to study the Heisenberg's group geometry. This paper goal is to carry the whole results to the tridimensional case.
Richard santiago Quispe Rivas
doaj   +1 more source

Nonlinear Jordan Derivable Mappings of Generalized Matrix Algebras by Lie Product Square-Zero Elements

open access: yesJournal of Mathematics, 2021
The aim of the paper is to give a description of nonlinear Jordan derivable mappings of a certain class of generalized matrix algebras by Lie product square-zero elements.
Xiuhai Fei, Haifang Zhang
doaj   +1 more source

On algebras of generalized Latin squares [PDF]

open access: yesMathematica Bohemica, 2011
The main result of this paper is the introduction of a notion of a generalized $R$-Latin square, which includes as a special case the standard Latin square, as well as the magic square, and also the double stochastic matrix. Further, the algebra of all generalized Latin squares over a commutative ring with identity is investigated.
openaire   +2 more sources

On EMV-algebras with square roots [PDF]

open access: yesarXiv, 2022
A square root is a unary operation with some special properties. In the paper, we introduce and study square roots on EMV-algebras. First, the known properties of square roots defined on MV-algebras will be generalized for EMV-algebras, and we also find some new ones for MV-algebras. We use square roots to characterize EMV-algebras.
arxiv  

Matrix Algebra From a Statistician's Perspective

open access: yes, 1998
Preface. - Matrices. - Submatrices and partitioned matricies. - Linear dependence and independence. - Linear spaces: row and column spaces. - Trace of a (square) matrix. - Geometrical considerations.
D. Harville
semanticscholar   +1 more source

Modeling net ecosystem carbon balance and loss in coastal wetlands exposed to sea‐level rise and saltwater intrusion

open access: yesEcological Applications, Volume 32, Issue 8, December 2022., 2022
Abstract Coastal wetlands are globally important stores of carbon (C). However, accelerated sea‐level rise (SLR), increased saltwater intrusion, and modified freshwater discharge can contribute to the collapse of peat marshes, converting coastal peatlands into open water.
Khandker S. Ishtiaq   +8 more
wiley   +1 more source

Representation and Embedding of Pseudo MV-algebras with Square Roots I. Strict Square Roots [PDF]

open access: yesarXiv, 2023
In \cite{DvZa3}, we started the investigation of pseudo MV-algebras with square roots. In the present paper, we continue to study the structure of pseudo MV-algebras with square roots focusing on their new characterizations. The paper is divided into two parts.
arxiv  

Stringy symmetries and the higher spin square [PDF]

open access: yes, 2015
Tensionless string theory on AdS 3 × S 3 × T 4 ?> , as captured by a free symmetric product orbifold, has a large set of conserved currents which can be usefully organized in terms of representations of a  = ( 4 , 4 ) ?> supersymmetric higher spin ...
M. Gaberdiel, R. Gopakumar
semanticscholar   +1 more source

Sine-square deformation and Möbius quantization of 2D conformal field theory [PDF]

open access: yes, 2016
Motivated by sine-square deformation (SSD) for quantum critical systems in 1+1-dimension, we discuss a Mobius quantization approach to the two-dimensional conformal field theory (CFT), which bridges the conventional radial quantization and the dipolar ...
K. Okunishi
semanticscholar   +1 more source

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