Results 51 to 60 of about 456,257 (299)

Generalization of Fixed Point Theorem for φ- Contraction Mapping of a Fuzzy b- Metric Space

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences
Let (X,W,T) be a fuzzy b- metric space, where X is a non-empty set, W is a fuzzy set on X×X×(0,∞) to [0,1], and T is a continuous t-norm, and let a function φ:[0,1]→[0,1] satisfies the following conditions: The function φ is strictly decreasing and ...
Russll Abdul Kadhim Mohammed   +1 more
doaj   +1 more source

Solution of fractional differential equations in quasi-b-metric and b-metric-like spaces [PDF]

open access: yesAdvances in Difference Equations, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

A metric approach to limit operators

open access: yes, 2017
We extend the limit operator machinery of Rabinovich, Roch, and Silbermann from Z^N to (bounded geometry, strongly) discrete metric spaces. We do not assume the presence of any group structure or action on our metric spaces.
Spakula, Jan, Willett, Rufus
core   +1 more source

Almost Contact B-metric Manifoldsas Extensions of a 2-dimensional Space-form [PDF]

open access: yes, 2016
summary:The object of investigations are almost contact B-metric manifolds which are derived as a product of a real line and a 2-dimensional manifold equipped with a complex structure and a Norden metric.
Manev, Hristo M.
core   +1 more source

Fixed Point and Common Fixed Point Theorems on Ordered Cone b-Metric Spaces

open access: yesAbstract and Applied Analysis, 2013
The concept of a cone b-metric space has been introduced recently as a generalization of a b-metric space and a cone metric space in 2011. The aim of this paper is to establish some fixed point and common fixed point theorems on ordered cone b-metric ...
Sahar Mohammad Abusalim   +1 more
doaj   +1 more source

On Intuitionistic Fuzzy Nb Metric Space and Related Fixed Point Results with Application to Nonlinear Fractional Differential Equations

open access: yesFractal and Fractional, 2023
This manuscript contains several new notions including intuitionistic fuzzy Nb metric space, intuitionistic fuzzy quasi-Sb-metric space, intuitionistic fuzzy pseudo-Sb-metric space, intuitionistic fuzzy quasi-N-metric space and intuitionistic fuzzy ...
Umar Ishtiaq   +5 more
doaj   +1 more source

Best proximity for proximal operators on $b$-metric spaces

open access: yesTurkish Journal of Mathematics, 2023
Summary: The paper presents existence results of \((\varphi, \varphi)\) best proximity points for operators that fulfill implicit type inequalities. Classes of mappings endowed with continuity, monotone or monotone-type properties, and which additionally satisfy some adequate inequalities are studied from this point of view. Applications of our results
Pitea, Ariana, Stanciu, Monica
openaire   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Ordered Sp $S_{p}$-metric spaces and some fixed point theorems for contractive mappings with application to periodic boundary value problems

open access: yesFixed Point Theory and Applications, 2019
In this paper, we introduce the structure of Sp $S_{p}$-metric spaces as a generalization of both S-metric and Sb $S_{b}$-metric spaces. Also, we present the notions of S̃-contractive mappings in the setup of ordered Sp $S_{p}$-metric spaces and ...
Z. Mustafa   +4 more
doaj   +1 more source

Best proximity point result on b-metric spaces

open access: yesAIP Conference Proceedings, 2022
5th International Conference of Mathematical Sciences, ICMS 2021 -- 23 June 2021 through 27 June 2021 ...
Aslantas M., Sahin H., Mohammed M.J.M.
openaire   +1 more source

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