Results 21 to 30 of about 41,355 (258)

Remarks on the Paper ``Coupled Fixed Point Theorems for Single-Valued Operators in b-Metric Spaces'' [PDF]

open access: yesMathematics Interdisciplinary Research, 2017
In this paper, we improve some recent coupled fixed point results for single-valued operators in the framework of ordered b-metric spaces established by Bota et al. [M-F. Bota, A. Petrusel, G. Petrusel and B.
Zoran Kadelburg   +2 more
doaj   +1 more source

Fixed Point Results on Closed Ball in Convex Rectangular b−Metric Spaces and Applications

open access: yesJournal of Function Spaces, 2022
In this paper, the concept of convex rectangular b−metric spaces is introduced as a generalization of both convex metric spaces and rectangular b−metric spaces. The purpose of this study is to indicate a way of generalizing Mann’s iteration algorithm and
Chaobo Li, Yunan Cui, Lili Chen
doaj   +1 more source

Probabilistic b-metric spaces and nonlinear contractions [PDF]

open access: yesFixed Point Theory and Applications, 2017
AbstractThis work is for giving the probabilistic aspect to the knownb-metric spaces (Czerwik in Atti Semin. Mat. Fis. Univ. Modena 46(2):263-276, 1998), which leads to studying the fixed point property for nonlinear contractions in this new class of spaces.
Abderrahim Mbarki, Rachid Oubrahim
openaire   +2 more sources

Some Remarks on Fuzzy sb-Metric Spaces

open access: yesMathematics, 2020
Fuzzy strong b-metrics called here by fuzzy sb-metrics, were introduced recently as a fuzzy version of strong b-metrics. It was shown that open balls in fuzzy sb-metric spaces are open in the induced topology (as different from the case of fuzzy b-metric
Tarkan Öner, Alexander Šostak
doaj   +1 more source

New Fixed Point Results in Neutrosophic b-Metric Spaces With Application

open access: yesInternational Journal of Analysis and Applications, 2023
In this manuscript, we establish the notion of neutrosophic b-metric spaces as a generalization of fuzzy b-metric spaces, intuitionistic fuzzy b-metric spaces and neutrosophic metric spaces in which three symmetric properties plays an important role for ...
Muhammad Saeed   +4 more
doaj   +1 more source

Fixed Point for Almost Contractions in v-Generalized b-Metric Spaces

open access: yesFractal and Fractional, 2023
We present a significant example to show that the class of v-generalized b-metric spaces properly contains the class of v-generalized metric spaces as well as b-metric spaces. This is accomplished because the example provided by Došenović et al.
Anshuka Kadyan   +4 more
doaj   +1 more source

Multivalued fractals in b-metric spaces

open access: yesOpen Mathematics, 2010
Abstract Fractals and multivalued fractals play an important role in biology, quantum mechanics, computer graphics, dynamical systems, astronomy and astrophysics, geophysics, etc. Especially, there are important consequences of the iterated function (or multifunction) systems theory in several topics of applied sciences. It is known that
Boriceanu, Monica   +2 more
openaire   +2 more sources

Fixed Point Theorems in Complex Valued B-Metric Spaces

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2017
A complex-valued b-metric space is a generalization of a b-metric space in which its b-metric space has complex value. It can also be considered as a generalization of a complex-valued metric space. Hence, fixed point theorems that have been studied in b-
Dahliatul Hasanah
doaj   +1 more source

Double-Composed Metric Spaces

open access: yesMathematics, 2023
The double-controlled metric-type space (X,D) is a metric space in which the triangle inequality has the form D(η,μ)≤ζ1(η,θ)D(η,θ)+ζ2(θ,μ)D(θ,μ) for all η,θ,μ∈X. The maps ζ1,ζ2:X×X→[1,∞) are called control functions.
Irshad Ayoob   +2 more
doaj   +1 more source

Common fixed point theorems in complex valued non-negative extended b-metric space [PDF]

open access: yesE-Journal of Analysis and Applied Mathematics, 2021
We introduce complex valued non-negative extended b-metric spaces and establish new fixed point results for mappings under some rational contractions. Our idea improves and extends corresponding fixed point theorems in the setting of b-metric, extended b-
Naimat Ullah   +4 more
doaj   +1 more source

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