Results 51 to 60 of about 263,419 (231)

Fuzzy Filter Spectrum of a BCK Algebra

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2011
The notion of fuzzy s-prime filters of a bounded BCK-algebra is introduced. We discuss the relation between fuzzy s-prime filters and fuzzy prime filters.
Xiao Long Xin, Wei Ji, Xiu Juan Hua
doaj   +1 more source

Compact Manifolds With Unbounded Nilpotent Fundamental Groups and Positive Ricci Curvature

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
ABSTRACT It follows from the work of Kapovitch and Wilking that a closed manifold with nonnegative Ricci curvature has a uniformly almost nilpotent fundamental group. Leftover questions and conjectures, have asked if in this context the fundamental group is actually uniformly almost abelian. The main goal of this work is to construct examples (Mk9,gk)$(
Elia Bruè, Aaron Naber, Daniele Semola
wiley   +1 more source

Commutative Algebra

open access: yes, 2011
Commutative algebra is a rapidly growing subject that is developing in many different directions. This volume presents several of the most recent results from various areas related to both Noetherian and non-Noetherian commutative algebra.
Olberding, Bruce   +4 more
core   +1 more source

New Kind of Banach Algebra Via Proximit structure

open access: yesWasit Journal for Pure Sciences, 2023
This article introduces the concept of Banach proximit algebra and examines several results in this new context. We give new definitions for the terms "proximit algebra," "commutative proximit algebra," "identity proximit algebra," and "normed proximit ...
Dhuha Ebada, Boushra Y. Hussein
doaj   +1 more source

Commutative pseudo-equality algebras [PDF]

open access: yesSoft Computing, 2016
Pseudo equality algebras were initially introduced by Jenei and $\rm K\acute{o}r\acute{o}di$ as a possible algebraic semantic for fuzzy type theory, and they have been revised by Dvurečenskij and Zahiri under the name of JK-algebras. In this paper we define and study the commutative pseudo equality algebras.
openaire   +2 more sources

Hilbert's Basis Theorem for Poisson Ore Extensions

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT We prove an analogue of Hilbert's basis theorem for Poisson Ore extensions and Poisson Laurent Ore extensions. We also obtain corresponding results for iterated Poisson Ore extensions and iterated Poisson Laurent Ore extensions associated to commuting Poisson‐pairs.
Per Bäck   +3 more
wiley   +1 more source

Progress in Commutative Algebra 1 [PDF]

open access: yes, 2012
This is the first of two volumes of a state-of-the-art survey article collection which originates from three commutative algebra sessions at the 2009 Fall Southeastern American Mathematical Society Meeting at Florida Atlantic University.

core   +3 more sources

T-IDEAL AND α-IDEAL OF BP-ALGEBRAS

open access: yesBarekeng
This paper explores the characteristics of two distinct ideal types within BP-algebra, specifically T-ideal and -ideal. Initially, we elucidate the characteristics of the T-ideal in BP-algebra, establishing its connections with the perfect, normal, and ...
Sri Gemawati   +4 more
doaj   +1 more source

Crossed Corner and Reduced Simplicial Commutative Algebras

open access: yesJournal of New Theory, 2023
In this paper, we describe the crossed corner of commutative algebras and present the relation between the category of crossed corners of commutative algebras and the category of reduced simplicial commutative algebras with Moore complex of length 2.
Özgün Gürmen Alansal
doaj   +1 more source

On $A$-Convex Norms on Commutative Algebras

open access: yesRocky Mountain Journal of Mathematics, 2010
Let \(A\) be a commutative complex algebra, \(\|\;\|\) a norm on \(A\) (which is not assumed to be an algebra norm) and \(\|a\|_{op}\) the operator semi-norm of \(a\), that is, \[ \|a\|_{op}=\sup _{\|b\|\leqslant 1}\|ab\|\;\;\text{for\;each}\;a\in A. \] Moreover, let \[ m(\|\;\|)=\sup _{\|b\|\leqslant 1}\|b\|_{op}\;\;\text{and}\;\;r(\|\;\|)=\sup _{\|b\|
Arhippainen Jorma Eemil   +1 more
openaire   +2 more sources

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