Results 11 to 20 of about 104,854 (219)

Partially topological group action

open access: yesApplied General Topology, 2018
The concept of partially topological group was recently introduced in [3]. In this article, we define partially topological group action on partially topological space and we generalize some fundamental results from topological group action theory.
M. A. Al Shumrani
doaj   +1 more source

Topological Rough Groups

open access: yesTopological Algebra and its Applications, 2016
The concept of topological group is a simple combination of the concepts of abstract group and topological space. The purpose of this paper is to combine the concepts of topological space and rough groups; called topological rough groups on an ...
Bağırmaz Nurettin   +2 more
doaj   +1 more source

The equivalent condition of G-asymptotic tracking property and G-Lipschitz tracking property

open access: yesOpen Mathematics, 2022
In this paper, we introduce the concepts of GG-Lipschitz tracking property and GG-asymptotic tracking property in metric GG-space and obtain the equivalent conditions of GG-asymptotic tracking property in metric GG-space.
Ji Zhanjiang
doaj   +1 more source

Pseudocompact and precompact topological subsemigroups of topological groups

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2023
It is known that every pseudocompact topological group is precompact, we extend this result to a class of subsemigroup of topological groups. Then we use this results to prove that cancellative locally compact countably compact topological semigroups ...
Julio Cesar Hernandez
doaj   +1 more source

Derivative for Functions f:GH, Where G Is a Metric Divisible Group

open access: yesMathematics, 2022
In this paper, a derivative for functions f:G→H, where G is any metric divisible group and H is a metric Abelian group with a group metric, is defined. Basic differentiation theorems are stated and demonstrated. In particular, we obtain the Chain Role.
Héctor Andrés Granada Díaz   +2 more
doaj   +1 more source

A Study on Neutrosophic Bitopological Group [PDF]

open access: yesNeutrosophic Sets and Systems, 2020
In this paper we try to introduce neutrosophic bitopological group. We try to investigate some new definition and properties of neutrosophic bitopological group.
Bhimraj Basumatary, Nijwm Wary
doaj   +1 more source

On certain groups of functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1980
Let C(X,G) denote the group of continuous functions from a topological space X into a topological group G with the pointwise multiplication and the compact-open topology. We show that there is a natural topology on the collection of normal subgroups Δ(X)
J. S. Yang
doaj   +1 more source

Free Boolean Topological Groups

open access: yesAxioms, 2015
Known and new results on free Boolean topological groups are collected. An account of the properties that these groups share with free or free Abelian topological groups and properties specific to free Boolean groups is given.
Ol’ga Sipacheva
doaj   +1 more source

Pseudo-Normality and Pseudo-Tychonoffness of Topological Groups

open access: yesMathematics
It is common knowledge that any topological group that satisfies the lowest separation axiom, T0, is immediately Hausdorff and completely regular; however, this is not the case for normality.
Mesfer H. Alqahtani   +3 more
doaj   +1 more source

Recurrent and weakly recurrent points in βG

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1986
It is shown in this paper that if βG is the Stone-Čech compactification of a group G, and G satisfying a certain condition, then there is a weakly recurrent point in βG which is not almost periodic, and if another condition will be added, then there is a
Mostafa Nassar
doaj   +1 more source

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