Results 21 to 30 of about 1,744,463 (240)

Fixed Point Results for C-Contractive Mappings in Generalized Metric Spaces with a Graph

open access: yesJournal of Function Spaces, 2021
In this paper, we establish fixed point theorems for Chatterjea contraction mappings on a generalized metric space endowed with a graph. Our results extend, generalize, and improve many of existing theorems in the literature.
Karim Chaira   +2 more
doaj   +1 more source

Convex (α, β)-Generalized Contraction and Its Applications in Matrix Equations

open access: yesAxioms, 2023
This paper investigates the existence and convergence of solutions for linear and nonlinear matrix equations. This study explores the potential of convex (α,β)-generalized contraction mappings in geodesic spaces, ensuring the existence of solutions for ...
Rahul Shukla, Winter Sinkala
doaj   +1 more source

The New Hahn Sequence Space via $(p,q)$-Calculus

open access: yesCommunications in Advanced Mathematical Sciences
In this paper, a novel generalized Hahn sequence space, denoted as $h(C(p,q))$, is introduced by utilizing the $(p, q)$-Cesaro matrix. Fundamental properties of this sequence space, such as its completeness and inclusion relations with other well-known ...
Serkan Demiriz   +2 more
doaj   +1 more source

Paranormed Motzkin sequence spaces

open access: yesDera Natung Government College Research Journal
In this article, it is obtained two new paranormed sequence spaces $c_0(\mathcal{M}, \mathfrak{p})$ and $c(\mathcal{M},\mathfrak{p})$ by the aid of the conservative Motzkin matrix operator $\mathcal{M}$ and is examined some topological properties of ...
Sezer Erdem   +2 more
doaj   +1 more source

Fixed Point Results for Multivalued Prešić Type Weakly Contractive Mappings

open access: yesMathematics, 2019
We present fixed points results of multivalued Prešić type k-step iterative mappings satisfying generalized weakly contraction conditions in metric spaces. An example is presented to support the main result proved herein.
Abdul Latif, Talat Nazir, Mujahid Abbas
doaj   +1 more source

An Ostrowski Type Inequality for Weighted Mappings with Bounded Second Derivatives [PDF]

open access: yes, 1998
A weighted integral inequality of Ostrowski type for mappings whose second derivatives are bounded is proved.
Roumeliotis, John   +2 more
core   +3 more sources

Matrix Mappings on the Domains of Invertible Matrices

open access: yesJournal of Function Spaces and Applications, 2013
We focus on sequence spaces which are matrix domains of Banach sequence spaces. We show that the characterization of a random matrix operator , where and are matrix domains with invertible matrices and , can be reduced to the characterization of the ...
Muhammed Altun
doaj   +1 more source

Towards New Mappings between Emotion Representation Models

open access: yesApplied Sciences, 2018
There are several models for representing emotions in affect-aware applications, and available emotion recognition solutions provide results using diverse emotion models.
Agnieszka Landowska
doaj   +1 more source

Comparative Drug Response Profiling in Neuroblastoma Cell Lines and Patient‐Derived Tumor Organoids

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT High‐risk neuroblastoma remains a leading cause of pediatric cancer mortality, and improved preclinical models are needed to guide therapeutic developments. We screened seven high‐risk neuroblastoma cell lines and three patient‐derived tumor organoids with 528 compounds alongside bone marrow controls, and compared them with external datasets ...
Krzysztof Wierbiłowicz   +12 more
wiley   +1 more source

On topological properties of spaces obtained by the double band matrix

open access: yesOpen Mathematics, 2017
Let λ denote any one of the spaces ℓ∞ and ℓp and λ(Ť) be the domain of the band matrix Ť. We study ℓp(Ť) for 1 ≤ p ≤ ∞ and give some inclusions and its topological properties.
Zeren Suzan, Bektaş Çiğdem
doaj   +1 more source

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