Results 111 to 120 of about 1,625,403 (282)

Equivariant extensions of *-algebras

open access: yes, 2010
A bivariant functor is defined on a category of *-algebras and a category of operator ideals, both with actions of a second countable group $G$, into the category of abelian monoids. The element of the bivariant functor will be $G$-equivariant extensions
Goffeng, Magnus
core  

Whittaker categories of quasi-reductive lie superalgebras and quantum symmetric pairs

open access: yesForum of Mathematics, Sigma
We show that, for an arbitrary finite-dimensional quasi-reductive Lie superalgebra over ${\mathbb {C}}$ with a triangular decomposition and a character $\zeta $ of the nilpotent radical, the associated Backelin functor $\Gamma _\zeta $
Chih-Whi Chen, Shun-Jen Cheng
doaj   +1 more source

Dg analogues of the Zuckerman functors and the dual Zuckerman functors I

open access: yes, 2016
We study the category of dg Harish-Chandra modules (over an arbitrary commutative ring) and construct dg analogues of the induction functor, the production functor, the Zuckerman functor and the dual Zuckerman functor.Comment: 38 ...
Hayashi, Takuma
core  

The Nachbin compactification via convergence ordered spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1993
We construct the Nachbin compactification for a T3.5-ordered topological ordered space by tailing a quotient of an ordered convergence space compactification.
D. C. Kent, Dongmei Liu
doaj   +1 more source

Towards free localic algebras [PDF]

open access: yesCategories and General Algebraic Structures with Applications
The purpose of this paper is to establish that the underlying objectfunctor from the models of a Lawvere theory to the base category creates limitsand coequalisers of all parallel pairs of homomorphisms whose underlying pairadmit a split coequaliser.
Nathan Tshakatumba   +2 more
doaj   +1 more source

Functors on the category of quasi-fibrations

open access: yesTopology and its Applications, 2008
AbstractWe consider the following questions: when can we extend a continuous endofunctor on Top the category of topological spaces to a fibrewise continuous endofunctor on Top(2) the category of continuous maps? If this is true, does such fibrewise continuous endofunctor preserve fibrations? In this paper, we define Fib the topological category of cell-
Norio Iwase, Michihiro Sakai
openaire   +2 more sources

Fuzzy TL-uniform spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
The main purpose of this paper is to introduce a new structure that is a fuzzy TL-uniform space. We show that our structure generates a fuzzy topological space, precisely, a fuzzy T-locality space.
Khaled A. Hashem, Nehad N. Morsi
doaj   +1 more source

On exact category of $(m, n)$-ary hypermodules [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2020
We introduce and study category of $(m, n)$-ary hypermodules as a generalization of the category of $(m, n)$-modules as well as the category of classical modules. Also, we study various kinds of morphisms.
Najmeh Jafarzadeh, Reza Ameri
doaj  

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