Fixed Point Results for Ciric Type Weak Contraction in Metric Spaces with Applications to Partial Metric Spaces

被引:1
作者
Choudhury, Binayak S. [1 ]
Kundu, A. [2 ]
Metiya, N. [3 ]
机构
[1] Indian Inst Engn Sci & Technol, Dept Math, Howrah 711103, W Bengal, India
[2] Siliguri Inst Technol, Dept Math, Darjeeling 734009, W Bengal, India
[3] Bengal Inst Technol TIG, Dept Math, Kolkata 700150, W Bengal, India
关键词
Partially ordered set; metric space; partial metric space; Ciric type weak contraction; control functions; fixed point; PARTIALLY ORDERED SETS; THEOREMS; PRINCIPLE; EQUATIONS; MAPS;
D O I
10.2298/FIL1407505C
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Partial metric spaces are generalizations of metric spaces which allow for non-zero self-distances. The need for such a definition was felt in the domain of computer science. Fixed point theory has rapidly developed on this space in recent times. Here we define a Ciric type weak contraction mapping with the help of discontinuous control functions and show that in a complete metric space such a function has a fixed point. Our main result has several corollaries and is supported with examples. One of the examples shows that the corollaries are properly contained in the theorem. We give applications of our results in partial metric spaces.
引用
收藏
页码:1505 / 1516
页数:12
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