Results 31 to 40 of about 4,912,920 (327)

Topological Up-Algebras

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2019
In this paper, we introduce the notion of topological UP-algebras and several types of subsets of topological UP-algebras, and prove the generalization of these subsets.
Satirad Akarachai, Iampan Aiyared
doaj   +1 more source

Topological spaces of persistence modules and their properties [PDF]

open access: yesJournal of Applied and Computational Topology, 2018
Persistence modules are a central algebraic object arising in topological data analysis. The notion of interleaving provides a natural way to measure distances between persistence modules.
Peter Bubenik, T. Vergili
semanticscholar   +1 more source

Neutrosophic Nano Semi-Frontier [PDF]

open access: yesNeutrosophic Sets and Systems, 2020
Smarandache presented and built up the new idea of Neutrosophic set from the Intuition istic fuzzy sets. A.A. Salama presented Neutrosophic topological spaces by utilizing the Neutro sophic sets.
R. Vijayalakshmi, Mookambika A.P.
doaj   +1 more source

Modal Logic Axioms Valid in Quotient Spaces of Finite CW-Complexes and Other Families of Topological Spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2016
In this paper we consider the topological interpretations of L□, the classical logic extended by a “box” operator □ interpreted as interior. We present extensions of S4 that are sound over some families of topological spaces, including particular point ...
Maria Nogin, Bing Xu
doaj   +1 more source

On separating axioms and similarity of soft topological spaces

open access: yesSoft Computing - A Fusion of Foundations, Methodologies and Applications, 2019
We will consider soft topologies defined on the same universe X with E as the set of parameters. It is shown that soft topologies are not equivalent to the general topologies defined on X.
Małgorzata Terepeta
semanticscholar   +1 more source

Discretization of Topological Spaces [PDF]

open access: yesThe Quarterly Journal of Mathematics, 2016
19 ...
Massoud Amini, Nasser Golestani
openaire   +3 more sources

Generalized soft multi connectedness and compactness

open access: yesRatio Mathematica
The significance of connectedness and compactness plays a vital role in studying the properties of topological spaces. Numerous authors explored several characterizations of topological spaces using these notions.
A. Gnanasoundari   +2 more
doaj   +1 more source

Nearly Soft Menger Spaces

open access: yesJournal of Mathematics, 2020
In this paper, we define a weak type of soft Menger spaces, namely, nearly soft Menger spaces. We give their complete description using soft s-regular open covers and prove that they coincide with soft Menger spaces in the class of soft regular⋆ spaces ...
Tareq M. Al-shami   +1 more
doaj   +1 more source

Pythagorean fuzzy topological spaces

open access: yesComplex & Intelligent Systems, 2019
In the present paper, we introduce the notion of Pythagorean fuzzy topological space by motivating from the notion of fuzzy topological space. We define Pythagorean fuzzy continuity of a function defined between Pythagorean fuzzy topological spaces and ...
M. Olgun, M. Ünver, Ş. Yardımcı
semanticscholar   +1 more source

An operation on topological spaces

open access: yesApplied General Topology, 2000
<p>A (binary) product operation on a topological space X is considered. The only restrictions are that some element e of X is a left and a right identity with respect to this multiplication, and that certain natural continuity requirements are satisfied. The operation is called diagonalization (of X). Two problems are considered: 1.
openaire   +6 more sources

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