Results 11 to 20 of about 964 (201)

On p-Hardy–Rogers and p-Zamfirescu Contractions in Complete Metric Spaces: Existence and Uniqueness Results [PDF]

open access: yesMathematics
In this paper, we introduce and investigate two generalized forms of classical contraction mappings, namely the p-Hardy–Rogers and p-Zamfirescu contractions.
Zouaoui Bekri   +3 more
doaj   +3 more sources

Common Fixed Point Results for Intuitionistic Fuzzy Hybrid Contractions with Related Applications

open access: yesJournal of Mathematics, 2023
Over time, hybrid fixed point results have been examined merely in the framework of classical mathematics. This one way research has clearly dropped-off a great amount of important results, considering the fact that a fuzzy set is a natural enhancement ...
Mohammed Shehu Shagari   +4 more
doaj   +2 more sources

A Metric Fixed Point Theorem and Some of Its Applications [PDF]

open access: yesGeometric and Functional Analysis, 2022
A general fixed point theorem for isometries in terms of metric functionals is proved under the assumption of the existence of a conical bicombing. It is new for isometries of convex sets of Banach spaces as well as for non-locally compact CAT(0)-spaces ...
A. Karlsson
semanticscholar   +3 more sources

Globalization of confluent partial actions on topological and metric spaces [PDF]

open access: yes, 2002
We generalize Exel's notion of partial group action to monoids. For partial monoid actions that can be defined by means of suitably well-behaved systems of generators and relations, we employ classical rewriting theory in order to describe the universal ...
M. Megrelishvili, Lutz Schroeder
semanticscholar   +5 more sources

Quasiconformal curves and quasiconformal maps in metric spaces [PDF]

open access: yesAnalysis and Geometry in Metric Spaces, 2023
In this article, we study quasiconformal curves which are a special case of quasiregular curves. Namely embeddings Ω → R m \Omega \to {{\mathbb{R}}}^{m} from some domain Ω ⊂ R n \Omega \subset {{\mathbb{R}}}^{n} to R m {{\mathbb{R}}}^{m} , where n ≤ m n ...
Lauri Hitruhin, Athanasios Tsantaris
semanticscholar   +1 more source

Lipschitz functions on unions and quotients of metric spaces [PDF]

open access: yesStudia Mathematica, 2022
Given a finite collection $\{X_i\}_{i\in I}$ of metric spaces, each of which has finite Nagata dimension and Lipschitz free space isomorphic to $L^1$, we prove that their union has Lipschitz free space isomorphic to $L^1$.
D. Freeman, C. Gartland
semanticscholar   +1 more source

A Bochner formula for harmonic maps into non-positively curved metric spaces [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2016
We study harmonic maps from Riemannian manifolds into arbitrary non-positively curved and CAT(-1\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs ...
B. Freidin
semanticscholar   +1 more source

On the dynamics of sup-norm non-expansive maps [PDF]

open access: yes, 2005
We present several results for the periods of periodic points of sup-norm non-expansive maps. In particular, we show that the period of each periodic point of a sup-norm non-expansive map $f\colon M\to M$, where $M\subset \mathbb{R}^n$, is at most ...
Lemmens, Bas   +3 more
core   +1 more source

On Multi-Metric Spaces [PDF]

open access: yes, 2005
A Smarandache multi-space is a union of n spaces with some additional conditions holding. Combining Smarandache multi-spaces with classical metric spaces, the conception of multi-metric spaces is introduced.
Mao, Linfan, Linfan Mao
core   +1 more source

Mutual entropy map for continuous systems on compact metric spaces

open access: yes, 2020
In this paper we introduce the concept of mutual entropy map for continuous maps on metric spaces. It is a non-negative extended real number which depends on two measures which are preserved by a system.
M. Rahimi, A. Assari
semanticscholar   +1 more source

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