On Weak Separation Axioms via (1, 2)*-Semi-Generalized Closed Sets

2010 ◽  
Vol 2 (3) ◽  
pp. 13-22
Author(s):  
Nirmala Mariappan
2021 ◽  
Vol 13 (2) ◽  
pp. 483-493
Author(s):  
Ritu Sen

Abstract In this paper our main interest is to introduce a new type of generalized open sets defined in terms of an operation on a generalized topological space. We have studied some properties of this newly defined sets. As an application, we have introduced some weak separation axioms and discussed some of their properties. Finally, we have studied some preservation theorems in terms of some irresolute functions.


2002 ◽  
Vol 3 (1) ◽  
pp. 55 ◽  
Author(s):  
A.E. McCluskey ◽  
W.S. Watson

<p>A topological space is T<sub>UD</sub> if the derived set of each point is the union of disjoint closed sets. We show that there is a minimal T<sub>UD</sub> space which is not just the Alexandroff topology on a linear order. Indeed the structure of the underlying partial order of a minimal T<sub>UD</sub> space can be quite complex. This contrasts sharply with the known results on minimality for weak separation axioms.</p>


2016 ◽  
Vol 4 (6) ◽  
pp. 163-169
Author(s):  
Mahesh Bhat ◽  
Hanif PAGE

The purpose of this paper is to introduce weak separation axioms via sgp-closed sets in topological spaces and study some of their properties.


2021 ◽  
Vol 103 (3) ◽  
pp. 96-104
Author(s):  
B. Roy ◽  
◽  
T. Noiri

In this paper γµ -open sets and γµ -closed sets in a GTS (X, µ) have been studied, where γµ is an operation from µ to P(X). In general, collection of γµ -open sets is smaller than the collection of µ-open sets. The condition under which both are same are also established here. Some properties of such sets have been discussed. Some closure like operators are also defined and their properties are discussed. The relation between similar types of closure operators on the GTS (X, µ) has been established. The condition under which the newly defined closure like operator is a Kuratowski closure operator is given. We have also defined a generalized type of closed sets termed as γµ -generalized closed set with the help of this newly defined closure operator and discussed some basic properties of such sets. As an application, we have introduced some weak separation axioms and discussed some of their properties. Finally, we have shown some preservation theorems of such generalized concepts.


Author(s):  
N. Gowrisankar ◽  
A. Keskin ◽  
N. Rajesh

Abstract In this paper, β-I-open sets are used to define some weak separation axioms and to study some of their basic properties. The implications of these axioms among themselves and with the known axioms are investigated


2004 ◽  
Vol 103 (3) ◽  
pp. 225-232 ◽  
Author(s):  
T. Noiri ◽  
E. Hatir

2016 ◽  
Vol 4 (2) ◽  
pp. 151-159
Author(s):  
D Anabalan ◽  
Santhi C

The purpose of this paper is to introduce and study some new class of definitions like µ-point closure and gµ –regular space concerning generalized topological space. We obtain some characterizations and several properties of such definitions. This paper takes some investigations on generalized topological spaces with gµ –closed sets and gµ–closed sets.


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