Results 21 to 30 of about 45,851 (264)

Intuitionistic Fuzzy Metric-like Spaces and Fixed-Point Results

open access: yesMathematics, 2023
The objective of this paper is to describe the concept of intuitionistic fuzzy metric-like spaces. This space is an extension of metric-like spaces and fuzzy metric spaces, and intuitionistic fuzzy metric spaces.
Şuara Onbaşıoğlu, Banu Pazar Varol
doaj   +1 more source

Sequential Extended S-Metric Spaces and Relevant Fixed Point Results with Application to Nonlinear Integral Equations

open access: yesAdvances in Mathematical Physics, 2021
In this paper, the notion of sequential ςp-metric spaces has been introduced as a generalization of usual S-metric spaces, Sb-metric spaces, SJS metric spaces, and specially of Sp-metric spaces.
Abdollah Karami   +2 more
doaj   +1 more source

On the k-metric dimension of metric spaces

open access: yesArs Mathematica Contemporanea, 2018
The metric dimension of a general metric space was defined in 1953, applied to the set of vertices of a graph metric in 1975, and developed further for metric spaces in 2013. It was then generalised in 2015 to the k-metric dimension of a graph for each positive integer k, where k=1 corresponds to the original definition.
Alan F. Beardon   +1 more
openaire   +5 more sources

Teorema Titik Tetap Pada Ruang Quasi Metrik Terasing Tanpa Menggunakan Sifat Kekontinuan Fungsi

open access: yesJurnal Fourier, 2014
Dislocated quasi metric spaces is spaces with distance function that only satisfies two conditions from four conditions of distance function in metric spaces.
Malahayati Malahayati, Mutia Utami
doaj   +1 more source

Derivable Single Valued Neutrosophic Graphs Based on KM-Fuzzy Metric

open access: yesIEEE Access, 2020
In this paper we consider the concept of KM-fuzzy metric spaces and we introduce a novel concept of KM-single valued neutrosophic metric graphs based on KM-fuzzy metric spaces.
Mohammad Hamidi, Florentin Smarandache
doaj   +1 more source

Common Fixed Point Theorems for T-Hardy-Rodgers Contraction Mappings in Complete Cone b-Metric Spaces with an Application

open access: yesTopological Algebra and its Applications, 2021
This paper presents some fixed point theorems for T-Hardy-Rodgers contraction mappings in complete cone b-metric spaces without the assumption of normality conditions.
Shashi Pauline, Kumar Santosh
doaj   +1 more source

The metric of colour space [PDF]

open access: yesGraphical Models, 2015
Display Omitted The space of colours is a fascinating space. It is a real vector space, but no matter what inner product you put on the space the resulting Euclidean distance does not correspond to human perception of difference between colours.In 1942 MacAdam performed the first experiments on colour matching and found the MacAdam ellipses which are ...
openaire   +1 more source

The Calabi metric for the space of Kähler metrics [PDF]

open access: yesMathematische Annalen, 2011
Given any closed Kaehler manifold we define, following an idea by Eugenio Calabi, a Riemannian metric on the space of Kaehler metrics regarded as an infinite dimensional manifold. We prove several geometrical features of the resulting space, some of which we think were already known to Calabi.
openaire   +4 more sources

Some Fixed-Point Theorems over a Generalized F-Metric Space

open access: yesAdvances in Mathematical Physics, 2021
In this article, the concept of sequential F-metric spaces has been introduced as a generalization of usual metric spaces, b-metric spaces, JS-metric spaces, and mainly F-metric spaces. Some topological properties of such spaces have been discussed here.
Kushal Roy   +4 more
doaj   +1 more source

Fixed point theorems for generalized ( α , ψ ) $(\alpha ,\psi )$ -contraction mappings in rectangular quasi b-metric spaces

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2022
In this paper, we introduce the class of rectangular quasi b-metric spaces as a generalization of rectangular metric spaces, rectangular quasi-metric spaces, rectangular b-metric spaces, define generalized ( α , ψ ) $(\alpha ,\psi ) $ -contraction ...
Bontu Nasir Abagaro   +2 more
doaj   +1 more source

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