Results 71 to 80 of about 7,885 (185)

Modified Quaternion Newton Methods [PDF]

open access: yes, 2014
We revisit the quaternion Newton method for computing roots of a class of quaternion valued functions and propose modified algorithms for finding multiple roots of simple polynomials. We illustrate the performance of these new methods by presenting several numerical experiments.
Fernando Miranda, M. Irene Falcão
openaire   +2 more sources

Third-order modification of Newton's method

open access: yes, 2007
In this paper, we present a new modification of Newton's method for solving non-linear equations. Analysis of convergence shows that the new method is cubically convergent. Numerical examples show that the new method can compete with the classical Newton'
Xiuhua, Wang, Jisheng, Kou, Yitian, Li
core   +1 more source

Stability Analysis of Jacobian-Free Newton’s Iterative Method

open access: yesAlgorithms, 2019
It is well known that scalar iterative methods with derivatives are highly more stable than their derivative-free partners, understanding the term stability as a measure of the wideness of the set of converging initial estimations.
Abdolreza Amiri   +3 more
doaj   +1 more source

Newton’s method and FFT trading

open access: yesJournal of Symbolic Computation, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Newton's Method

open access: yes, 2011
Explore Newton's method of root finding for several functions. Use the zoom slider to see more detail at three different levels of zoomComponente Curricular::Educação Superior::Ciências Exatas e da Terra ...
Maes, Chris
core   +1 more source

On the Distance to a Root of Polynomials

open access: yesAbstract and Applied Analysis, 2011
In 2002, Dierk Schleicher gave an explicit estimate of an upper bound for the number of iterations of Newton's method it takes to find all roots of polynomials with prescribed precision. In this paper, we provide a method to improve the upper bound given
Somjate Chaiya
doaj   +1 more source

On maximizing a concave function subject to linear constraints by Newton's method [PDF]

open access: yes, 1968
summary:The paper deals with an adaptation of Newton's method for solving nonlinear programming problems. The adaptation is derived by replacing the gradient direction in Rosen's method by Newton's direction and both its convergence and practical aspects
Žáčková, Jitka
core   +1 more source

Learning Newton's Method

open access: yes, 2016
This Demonstration illustrates geometrically Newton's method for approximating roots. The available functions illustrate places where Newton's method yields interesting behaviorComponente Curricular::Educação Superior::Ciências Exatas e da Terra ...
Sharp, Angela   +2 more
core  

Newton's method under mild differentiability conditions

open access: yes, 1970
We study Newton's method for determining the solution of f(x) = 0 when f(x) is required only to be continuous and piecewise continuously differentiable in some sphere about the initial iterate, x^(0).
Keller, Herbert B., Herbert B. Keller
core   +1 more source

Newton’s Method for the Matrix Nonsingular Square Root

open access: yesJournal of Applied Mathematics, 2014
Two new algorithms are proposed to compute the nonsingular square root of a matrix A. Convergence theorems and stability analysis for these new algorithms are given. Numerical results show that these new algorithms are feasible and effective.
Chun-Mei Li, Shu-Qian Shen
doaj   +1 more source

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