Results 41 to 50 of about 256 (61)

On fuzzy function spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 22, Issue 4, Page 727-737, 1999., 1999
In [3], we started the investigation of compactness in fuzzy function spaces in FCS, the category of fuzzy convergence spaces as defined by Lowen/Lowen/Wuyts [8]. This paper goes somewhat deeper in the investigation of fuzzy function spaces using the notion of splitting and conjoining structures on fuzzy subsets.
Gunther Jäger
wiley   +1 more source

Fuzziness in Chang's fuzzy topological spaces [PDF]

open access: yes, 1999
It is known that fuzziness within the concept of openness of a fuzzy set in a Chang's fuzzy topological space (fts) is absent. In this paper we introduce a gradation of openness for the open sets of a Chang jts (X, $\mathcal{T}$) by means of a map ...
Gregori, Valentín, Vidal, Anna
core   +1 more source

On fuzzy phi-contractive sequences and fixed point theorems [PDF]

open access: yes, 2016
In this paper we give a fixed point theorem in the context of fuzzy metric spaces in the sense of George and Veeramani. As a consequence of our result we obtain a fixed point theorem due to D.
Gregori Gregori, Valentín   +1 more
core   +1 more source

A Note on Fixed Fuzzy Points for Fuzzy Mappings [PDF]

open access: yes, 2001
We prove a fixed fuzzy point theorem for fuzzy contraction mappings (in the S. Heilpern’s sense) over a complete metric space, and as a consequence we obtain a fixed point theorem in the context of intuitionistic fuzzy ...
Estruch, Vicente D., Vidal, Anna
core   +1 more source

C# Application to Deal with Neutrosophic g(alpha)-Closed Sets In Neutrosophic Topology [PDF]

open access: yes, 2020
In this paper, we have developed a C# Application for finding the values of the complement, union, intersection and the inclusion of any two neutrosophic sets in the neutrosophic field by using .NET Framework, Microsoft Visual Studio and C# Programming ...
Jafari, S.   +2 more
core   +1 more source

A Pseudo-Measure of Fuzziness [PDF]

open access: yes, 2001
In this note we give an example of a gradationof openness (a fuzzy topology in Shostak’s sense) and deduce from it a pseudo-measure of ...
Estruch, Vicente D., Pastor, José
core   +1 more source

A fixed point theorem for fuzzy contraction mappings [PDF]

open access: yes, 1999
In this paper, we give a fixed point theorem for fuzzy contraction mappings in quasi-pseudo-metric spaces which is a generalization of the corresponding one for metric spaces given by S ...
Gregori, Valentín, Pastor, José
core   +1 more source

COMMON FIXED POINT THEOREMS USING COMPATIBLE MAPS IN D-METRIC SPACES OVER TOPOLOGICAL SEMI FIELD [PDF]

open access: yes, 2018
In this paper, we introduce the concepts of compatible mappings in D-metric spaces over Topological semi field and prove the common fixed point ...
Agrawal3, Vineet Kumar   +2 more
core   +2 more sources

On the uniformization of L-valued frames [PDF]

open access: yes, 1994
This note discusses the appropriate way of uniformizing the notion of an L-valued frame introduced by A. Pultr and S. Rodabaugh in [Lattice-valued frames, functor categories, and classes of sober spaces, Chapter 6 of Topological and Algebraic ...
Gutiérrez-García, J.   +3 more
core   +2 more sources

Semiopen and semiclosed sets in fuzzy soft topological spaces [PDF]

open access: yes, 2020
. In this paper, we introduce semiopen and semiclosed fuzzy soft sets in fuzzy soft topological spaces. Various properties of these sets are studied alongwith some characterizations.
J Mahanta
core  

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