Results 1 to 10 of about 7,757 (261)

Quasi-Newton's method with correction

open access: yesNovi Sad Journal of Mathematics - NSJOM, 1996
The problem of solving a system of nonlinear equations \(F(x) = 0\), where \(F:\mathbb{R}^n \rightarrow \mathbb{R}^n\) is a nonlinear mapping of a special form \(F(x) = Ax + G(x)\) with linear part \(A \in \mathbb{R}^{n,n}\) and nonlinear part \(G:\mathbb{R}^n \rightarrow \mathbb{R}^n\), is considered.
Herceg, Dragoslav   +2 more
openaire   +1 more source

A modified quasi-Newton equation in the quasi-Newton methods for optimization

open access: yesApplied Mathematical Sciences, 2019
Basim A. Hassan, Mohammed W. Taha
openaire   +1 more source

Nonlinear Schwarz Preconditioning for Quasi-Newton Methods

open access: yes
We propose the nonlinear restricted additive Schwarz (RAS) preconditioning strategy to improve the convergence speed of limited memory quasi-Newton (QN) methods. We consider both "left-preconditioning" and "right-preconditioning" strategies. As the application of the nonlinear preconditioning changes the standard gradients and Hessians to their ...
openaire   +2 more sources

القیاس الذاتی للمتغیر المتری فی الأمثلیة المقیدة

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2020
Eman Hamed, Marwa W. Hamad
doaj   +1 more source

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