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Listar por palabra clave "Convergence"

Mostrando ítems 1-20 de 44

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A countably compact free Abelian group whose size has countable cofinality

Castro Pereira, I.; Tomita, A.H. (Universitat Politècnica de València, 2004-04-01)

[EN] Based on some set-theoretical observations, compactness results are given for general hit-and-miss hyperspaces. Compactness here is sometimes viewed splitting into “k-Lindelöfness” and ”k-compactness” for cardinals ...
A Family of Derivative Free Algorithms for Multiple-Roots of Van Der Waals Problem

Kumar, Sunil; Behl, Ramandeep; Martínez Molada, Eulalia; Mallawi, Fouad; Alharbi, Sattam (MDPI AG, 2022-03-11)

[EN] There are a good number of higher-order iterative methods for computing multiple zeros of nonlinear equations in the available literature. Most of them required first or higher-order derivatives of the involved function. ...
A fractional Newton method with 2 alpha th-order of convergence and its stability

Akgül, Alí; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón (Elsevier, 2019-12)

[EN] The use of fractional calculus in many branches of Science and Engineering is wide in the last years. There are different kinds of derivatives that can be useful in different problems. In this manuscript, we put the ...
A General Optimal Iterative Scheme with Arbitrary Order of Convergence

Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón; Triguero-Navarro, Paula (MDPI AG, 2021-05)

[EN] A general optimal iterative method, for approximating the solution of nonlinear equations, of (n+1) steps with 2(n+1) order of convergence is presented. Cases n=0 and n=1 correspond to Newton's and Ostrowski's schemes, ...
A new higher-order optimal derivative free scheme for multiple roots

Behl, Ramandeep; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón (Elsevier, 2022-04)

[EN] In this paper, we presented a novel and efficient fourth order derivative free optimal family of iterative methods for approximating the multiple roots of nonlinear equations. Initially the convergence analysis is ...
Alignment and Improvement of Shape-From-Silhouette Reconstructed 3D Objects

Pérez Jiménez, Alberto José; Perez-Soler, Javier; Perez-Cortes, Juan-Carlos; Guardiola Garcia, Jose Luis (Institute of Electrical and Electronics Engineers, 2024)

[EN] 3D object alignment is essential in multiple fields. For instance, to allow precise measurements in metrology, to perform surface/volumetric checks or quality control in industrial inspection, to align partial captures ...
An analysis of agricultural productivity convergence among European regions

Castillo Valero, Juan Sebastian; Cuerva Narro, Mª Carmen (Universitat Politècnica de València, 2005)

[EN] In this paper, we intend to analyze the regional convergence of the agricultural sector in Europe. More specifically, we want to show the relevance of the agricultural sector in explaining territorial inequalities ...
An Efficient Technique to Assess the Convergence of the Multimode Equivalent Network for Waveguide Devices

Gomez Molina, Celia; Quesada Pereira, Fernando; Alvarez Melcon, Alejandro; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2018-02)

[EN] Numerical methods are widely used to analyze and design microwave components for communication applications.In the implementation of any numerical technique, however, there are always a set of parameters ...
Comparison of nonlinear solution between tangential stiffness equation and third order nonlinear equation on bifurcation load of space trusses

KIM, Nam-Seok; KIM, Seung-Deog (Editorial Universitat Politècnica de València, 2009-12-15)

This paper studies approaches to improving the convergence properties of nonlinear stiffness equations. A space truss is large structure that must be built to be quite thin, and for this reason a structure stability review ...
Convergence analysis of high-order commutator-free quasi-Magnus exponential integrators for nonautonomous linear evolution equations of parabolic type

Blanes Zamora, Sergio; Casas, Fernando; Mechthild Thalhammer (Oxford University Press, 2018)

[EN] The main objective of this work is to provide a stability and error analysis of high-order commutator-free quasi-Magnus (CFQM) exponential integrators. These time integration methods for nonautonomous linear evolution ...
Convergence analysis of high-order commutator-free quasi-Magnus exponential integrators for nonautonomous linear Schrodinger equations

Blanes Zamora, Sergio; Casas, Fernando; González, Cesáreo; Thalhammer, Mechthild (Oxford University Press, 2021-01)

[EN] This work is devoted to the derivation of a convergence result for high-order commutator-free quasi-Magnus (CFQM) exponential integrators applied to nonautonomous linear Schrodinger equations; a detailed stability and ...
Convergence in Media Education Curricula

Karmasin, Matthias; Diehl, Sandra; Koinig, Isabell (Editorial Universitat Politècnica de València, 2015-06-15)

[EN] The paper intends to investigate current university degree programs in numerous European countries and compare them with offerings in the United States with regard to their suitability to contemporary workplace requirements ...
Coreflectively modified continuous duality applied to classical product theorems

Mynard, Frédéric (Universitat Politècnica de València, 2001-10-01)

[EN] Several (old and new) results on stability of quotients (of various types) under product, on sequentiality of product of sequential spaces, on relationships between a topology and the upper Kuratowski convergence on ...
Design and multidimensional extension of iterative methods for solving nonlinear problems

Artidiello, S.; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón; Vassileva, M. P. (Elsevier, 2017)

[EN] In this paper, a three-step iterative method with sixth-order local convergence for approximating the solution of a nonlinear system is presented. From Ostrowski¿s scheme adding one step of Newton with ¿frozen¿ ...
Design, Convergence and Stability of a Fourth-Order Class of Iterative Methods for Solving Nonlinear Vectorial Problems

Cordero Barbero, Alicia; Jordan-Lluch, Cristina; Sanabria-Codesal, Esther; Torregrosa Sánchez, Juan Ramón (MDPI AG, 2021)

[EN] A new parametric family of iterative schemes for solving nonlinear systems is presented. Fourth-order convergence is demonstrated and its stability is analyzed as a function of the parameter values. This study allows ...
Diseño, análisis y estabilidad de métodos iterativos para resolver problemas no lineales

Guasp Alburquerque, Lucía (Universitat Politècnica de València, 2019-08-01)

[ES] En todas las disciplinas de la ciencia, desde la ingeniería hasta la economía, encontrar las soluciones de una ecuación es esencial. Puesto que los métodos iterativos nos permiten encontrar dichas soluciones de ...
Double Discretization Difference Schemes for Partial Integrodifferential Option Pricing Jump Diffusion Models

Casabán Bartual, Mª Consuelo; Company Rossi, Rafael; Jódar Sánchez, Lucas Antonio; Romero Bauset, José Vicente (Hindawi Publishing Corporation, 2012)

A new discretization strategy is introduced for the numerical solution of partial integrodifferential equations appearing in option pricing jump diffusion models. In order to consider the unknown behaviour of the solution ...
Estudio comparativo de la contabilidad en Bolivia y España

Otalora Vera, Israel (Universitat Politècnica de València, 2019-01-08)

[ES] En la presente tesina fin de master se realiza un Estudio comparativo de la contabilidad en Bolivia y España . Su principal objetivo es realizar un análisis de la normativa contable boliviana, su historia, organismos ...
Evolution of the agricultural productivity in the European regions: A convergence analysis with dynamic data panel methods

Cuerva, Mª Carmen (Universitat Politècnica de València, 2012-05-08)

[EN] This paper analyses whether there is a convergence process in terms of labour productivity in the European Union (EU) agricultural sector, for a set of 125 regions in the period 1986-2004. For this purpose, we propose ...
Formación para la Investigación y la Innovación Docente (Instituto de Ciencias de la Educación. Universidad de Murcia)

Albert, Manuel Esteban; Madrid Izquierdo, Juana María (Universitat Politècnica de València, 2007-02-15)

[ES] El ICE de la Universidad de Murcia apoya el EEES. Desde hace varios años planifica la formación docente de su profesorado para acercarse a los objetivos del EEES de innovación de la enseñanza y de mejora de los ...