Abad Rodríguez, Manuel Francisco; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón(Hindawi Publishing Corporation, 2013)
Two iterative methods of order four and five, respectively, are presented for solving nonlinear systems of equations. Numerical comparisons are made with other existing second-and fourth-order schemes to solve the nonlinear ...
[EN] Partial metrics constitute a generalization of classical metrics for which self-distance may not be zero. They were introduced by S.G. Matthews in 1994 in order to provide an adequate mathematical framework for the ...
[EN] The present work is concerned with the extension of modified potential operator splitting methods to specific classes of nonlinear evolution equations. The considered partial differential equations of Schrodinger and ...
Chicharro, Francisco I.; Cordero Barbero, Alicia; Garrido-Saez, Neus; Torregrosa Sánchez, Juan Ramón(MDPI AG, 2019-12)
[EN] A generalized high-order class for approximating the solution of nonlinear systems of equations is introduced. First, from a fourth-order iterative family for solving nonlinear equations, we propose an extension to ...
Artidiello, Santiago; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón; Vassileva, María P.(MDPI AG, 2020-01)
[EN] A secant-type method is designed for approximating the inverse and some generalized inverses of a complex matrix A. For a nonsingular matrix, the proposed method gives us an approximation of the inverse and, when the ...
Chicharro López, Francisco Israel; Cordero Barbero, Alicia; Garrido-Saez, Neus; Torregrosa Sánchez, Juan Ramón(MDPI AG, 2019-05-06)
[EN] In this paper, a simple family of one-point iterative schemes for approximating the solutions of nonlinear equations, by using the procedure of weight functions, is derived. The convergence analysis is presented, ...
[EN] It is known that the concept of optimality is not defined for multidimensional iterative methods for solving nonlinear systems of equations. However, usually optimal fourth order schemes (extended to the case of several ...
In this paper the use of hybrid WiMedia-defined ultra-wideband (UWB) and IEEE 802.16d WiMAX radio-over-fibre is proposed and experimentally demonstrated for multi-mode based in-building optical networks with the advantage ...
Soria Horta, Ismael(Universitat Politècnica de València, 2023-10-05)
[ES] Este trabajo final de grado se aborda la implementación de un filtro adaptativo para la cancelación de ruidos acústicos. En particular, se plantea su aplicación en un entorno concreto: el interior del prototipo de ...
Solís Zúñiga, Armando Gabriel(Universitat Politècnica de València, 2022-10-18)
[ES] Existen numerosas ecuaciones matriciales no lineales cuya solución no se puede encontrar analíticamente o resulta computacionalmente poco eficiente su obtención mediante métodos directos. Por ello, se trasladará al ...
[EN] In the recent literature, some fractional one-point Newton-type methods have been
proposed in order to find roots of nonlinear equations using fractional derivatives. In this paper,
we introduce a new fractional ...
[EN] Based on the previous literature about the random logistic and Gompertz models, the aim of this paper is to extend the investigations to the generalized logistic differential equation in the random setting. First, ...
Artidiello Moreno, Santiago de Jesús; Cordero Barbero, Alicia; Torregrosa Sánchez, Juan Ramón; Penkova Vassileva, María(Hindawi Publishing Corporation, 2014)
A class of optimal iterative methods for solving nonlinear equations is extended up to sixteenth-order of convergence. We design them by using the weight function technique, with functions of three variables. Some numerical ...
Calabuig Soler, Daniel; Gohary, Ramy H.; Yanikomeroglu, Halim(Institute of Electrical and Electronics Engineers (IEEE), 2016-01)
[EN] This paper studies the optimal points in the capacity region of Gaussian multiple access channels (GMACs) with constant fading, multiple antennas, and various power constraints. The points of interest maximize general ...
Barjau Estevan, Carlos Salvador(Universitat Politècnica de València, 2023-01-20)
[ES] Esta disertación cubre el estado del arte en LTE eMBMS Release 14, también conocido como Enhanced Television Services (ENTV). ENTV trajo un conjunto de mejoras, tanto a nivel radio como a nivel de núcleo, que transformó ...
A modified classical method for preliminary orbit determination is presented. In our proposal, the spread of the observations is considerably wider than in the original method, as well as the order of convergence of the ...
Salvo Gutiérrez, David(Universitat Politècnica de València, 2018-10-05)
Se plantea un proyecto sistema, cuyo objetivo es plasmar la relación entre personas y tecnología dentro de un colectivo inteligente ("Smart City"). Con él se analiza el comportamiento de una comunidad de personas con el ...
[EN] There are several problems of pure and applied science which can be studied in the unified
framework of the scalar and vectorial nonlinear equations. In this paper, we propose a
sixth-order family of Jarratt type ...
Blanes Zamora, Sergio; Casas, Fernando; Murua, Ander(American Institute of Physics, 2017-03-21)
[EN] Several symplectic splitting methods of orders four and six are presented for the step-by-step time numerical integration of the Schrodinger equation when the Hamiltonian is a general explicitly time-dependent real ...