Results 31 to 40 of about 3,841,232 (240)

On the Existence of Polynomials with Chaotic Behaviour

open access: yesJournal of Function Spaces and Applications, 2013
We establish a general result on the existence of hypercyclic (resp., transitive, weakly mixing, mixing, frequently hypercyclic) polynomials on locally convex spaces.
Nilson C. Bernardes, Alfredo Peris
doaj   +1 more source

On Solutions of a Quadratic Integral Equation of Urysohn Type [PDF]

open access: yesمجلة التربية والعلم, 2014
In this paper, we investigate the existence of a unique solution on a semi-infinite interval for a quadratic integral equation of Urysohn type in Frechet space using a nonlinear alternative of Leray-Schauder type for contraction maps.
Lamyaa Sadoon
doaj   +1 more source

Extending homeomorphisms in compactification of Fréchet spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1970
In the study of extending homeomorphisms in the compactification of Fr6chet spaces into the Hilbert cube Q, it is shown that for a given homeomorphism f of s onto itself and a closed subset K of s satisfying property Z in s, there is a homeomorphism g of s onto itself such that gfg-' ,g(K) extends to a homeomorphism of Q onto Q.
openaire   +2 more sources

Frechet distance on the set of compact trees

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2020
We introduce a counterpart of the Frechet distance for the rooted trees in a metric space. Some properties and possible generalizations of this distance are discussed.
Olha Lozinska   +2 more
doaj   +1 more source

Existence of solutions of infinite systems of nonlinear Volterra integral equations on a Fréchet space

open access: yesپژوهش‌های ریاضی, 2021
In this paper, we introduce a Fréchet space  and define a measure of noncompactness on it.  For credit and the application to our theorems, in the application section of this paper, we present a theorem which shows the existence of solution of infinite ...
Hogat Allah Amiri kayvanloo   +2 more
doaj  

Local convergence of a fifth convergence order method in Banach space

open access: yesArab Journal of Mathematical Sciences, 2017
We provide a local convergence analysis for a fifth convergence order method to find a solution of a nonlinear equation in a Banach space. In our paper the sufficient convergence conditions involve only hypotheses on the first Fréchet-derivative ...
Ioannis K. Argyros, Santhosh George
doaj   +1 more source

ateaux And Frechet Derivative In Neutrosophic Normed Linear Space

open access: yesNeutrosophic Sets and Systems, 2023
In this study, we present the neutrosophic derivatives, the neutrosophic Gateaux derivative, and the neutrosophic Frechet derivative, and we examine some of their features. The relationship between the neutrophilic Frechet derivative and the neutrophilic Gateaux derivative is examined.
M. Jeyaraman   +3 more
openaire   +2 more sources

A Generalized Palais-Smale Condition in the Fr\'{e}chet space setting

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2018
The Palais-Smale condition was introduced by Palais and Smale in the mid-sixties and applied to an extension of Morse theory to infinite dimensional Hilbert spaces.
Kaveh Eftekharinasab
doaj   +1 more source

AI‐BioMech: Deep Learning Prediction of Mechanical Behavior in Aperiodic Biological Cellular Materials

open access: yesAdvanced Intelligent Discovery, EarlyView.
AI‐BioMech is a deep learning framework that predicts the mechanical behavior of biological cellular materials directly from 2D images. By replacing traditional finite element analysis with semantic segmentation, it identifies stress and strain distributions with 99% accuracy, offering a high‐speed, scalable alternative for analyzing complex, aperiodic
Haleema Sadia   +2 more
wiley   +1 more source

Preferential trading in agriculture: New insights from a structural gravity analysis and machine learning

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Preferential trade agreements (PTAs) contain various non‐tariff provisions, yet identifying their trade effects remains challenging because these commitments are high‐dimensional and strongly correlated within agreements. We estimated a theory‐consistent structural gravity model with domestic flows for 26 agricultural subsectors over 1988–2017
Dongin Kim, Sandro Steinbach
wiley   +1 more source

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