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Journal ArticleDOI

On fuzzy compact-open topology

S. Dang1, A. Behera
24 Jun 1996-Fuzzy Sets and Systems (North-Holland)-Vol. 80, Iss: 3, pp 377-381
TL;DR: The concept of fuzzy compact-open topology is introduced and some characterizations of this topology are discussed.
About: This article is published in Fuzzy Sets and Systems.The article was published on 1996-06-24. It has received 6 citations till now. The article focuses on the topics: Extension topology & General topology.
Citations
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Journal ArticleDOI
TL;DR: This paper goes somewhat deeper in the investigation of fuzzy function spaces using the notion of splitting and conjoining structures on fuzzy subsets using the connection to the exponential law and gives several examples of such structures.
Abstract: 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. We discuss the connection to the exponential law and give several examples of such structures. As a special case, we study a notion of fuzzy compact open topology.

11 citations


Cites background from "On fuzzy compact-open topology"

  • ...In the meantime, three papers on this subject have appeared (Peng [11], Dang and Behera [2], and Alderton [1])....

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Journal ArticleDOI
TL;DR: This paper introduces and study three different fuzzy topologies on a given function space and investigates their applications to knowledge representation in discrete geometry.

5 citations

Journal ArticleDOI
TL;DR: It is proved a sufficient and necessary condition for which the fuzzifying topologies are compatible with the structure on the space of linear operators, and the net convergence, fuzzy boundedness, and fuzzy continuity of evaluation mappings in the fuzzify topological linear space of pointwise convergence.

5 citations

Proceedings ArticleDOI
18 Mar 2011
TL;DR: This work presents a formalization of the concept of homotopy considering the first point of view of fuzzy topological spaces, and investigates issues related tohomotopy, function spaces and fundamental group considering this point of points of view.
Abstract: In general, there are two main ways to define fuzzy topological spaces: (1) given a set X we can take a family of fuzzy subsets of X which satisfies special axioms of topology in X or (2) if τ is a topology at X in the usual sense and A is a fuzzy subset of X, we can consider the special family of fuzzy subsets τ∗ generated by τ in such way that (A, τ∗) is a fuzzy topological space. We present a formalization of the concept of homotopy considering the first point of view of fuzzy topological spaces. We start by maki ng a comparison between the definitions of fuzzy topological spaces in the sense of Morderson [16] and Gunduz [10], as well as their respective concepts of continuity. Furthermore, we investigate issues related to homotopy, function spaces and fundamental group considering this point of view of homotopy.

3 citations


Cites background from "On fuzzy compact-open topology"

  • ...4: (Dang [6]) Let X be a set and let U = {Ai : i ∈ K} be a family of subsets of X , with each Ai having a fuzzy topology....

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Journal Article
TL;DR: The concept of generalized intuitionistic fuzzy compact open topology is introduced and some characterization of this topology are discussed.
Abstract: The concept of generalized intuitionistic fuzzy compact open topology is introduced.Some characterization of this topology are discussed.
References
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Book
01 Aug 1996
TL;DR: A separation theorem for convex fuzzy sets is proved without requiring that the fuzzy sets be disjoint.
Abstract: A fuzzy set is a class of objects with a continuum of grades of membership. Such a set is characterized by a membership (characteristic) function which assigns to each object a grade of membership ranging between zero and one. The notions of inclusion, union, intersection, complement, relation, convexity, etc., are extended to such sets, and various properties of these notions in the context of fuzzy sets are established. In particular, a separation theorem for convex fuzzy sets is proved without requiring that the fuzzy sets be disjoint.

52,705 citations

Journal ArticleDOI

1,997 citations


"On fuzzy compact-open topology" refers background in this paper

  • ...Ever since the introduction of fuzzy set by Zadeh [13] and fuzzy topological space by Chang [2], several authors have tried successfully to generalize numerous pivot concepts of general topology to the fuzzy setting....

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  • ...The concepts of fuzzy topologies are standard by now and can be referred from [2, 8, 13]....

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  • ...(Chang [2])....

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  • ...Preliminaries Ever since the introduction of fuzzy set by Zadeh [13] and fuzzy topological space by Chang [2], several authors have tried successfully to generalize numerous pivot concepts of general topology to the fuzzy setting....

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  • ...It is clear that {xt} x Y is fuzzy homeomorphic [2] to Y and hence {x,} x Y is fuzzy compact [9]....

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Journal ArticleDOI

995 citations


"On fuzzy compact-open topology" refers background in this paper

  • ...We need to find a fuzzy neighborhood [8] W of Xk such that f ( w ) <~ NK, v; this will suffice to prove f to be a fuzzy continuous map....

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  • ...For the definitions of fuzzy point and fuzzy neighborhood of a fuzzy point we refer to [8]....

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  • ...The concepts of fuzzy topologies are standard by now and can be referred from [2, 8, 13]....

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Journal ArticleDOI

255 citations


"On fuzzy compact-open topology" refers background in this paper

  • ...[] Definition 2.8 (Katsara and Lin [ 7 ]). The product of two fuzzy sets A and B in an fts (X, T) is defined as (A × B)(x, y)= min(A(x), B(y)) for all (x, y) e X × Y....

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