Results 11 to 20 of about 305,881 (256)

The iterative transformation method [PDF]

open access: yesInternational Journal of Non-Linear Mechanics, 2019
In a transformation method, the numerical solution of a given boundary value problem is obtained by solving one or more related initial value problems. Therefore, a transformation method, like a shooting method, is an initial value method. The main difference between a transformation and a shooting method is that the former is conceived and derive its ...
openaire   +3 more sources

Iterative Image Interpolation vs. Traditional Interpolation Methods [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2011
Image interpolation is an important image processing operation applied in diverse areas ranging from computer graphics, rendering, editing, medical image reconstruction, and online image viewing.
Samia Lazar
doaj   +1 more source

On iterative methods for bilevel equilibrium problems

open access: yesJournal of Inequalities and Applications, 2021
We use the notion of Halpern-type sequence recently introduced by the present authors to conclude two strong convergence theorems for solving the bilevel equilibrium problems proposed by Yuying et al. and some authors.
Chanitnan Jaipranop, Satit Saejung
doaj   +1 more source

Iterative Methods for Computing Vibrational Spectra

open access: yesMathematics, 2018
I review some computational methods for calculating vibrational spectra. They all use iterative eigensolvers to compute eigenvalues of a Hamiltonian matrix by evaluating matrix-vector products (MVPs). A direct-product basis can be used for molecules with
Tucker Carrington
doaj   +1 more source

SOME ITERATIVE METHODS FOR QUASI-EQUILIBRIUM PROBLEMS

open access: yesTạp chí Khoa học Đại học Đà Lạt, 2012
In this paper we present two new extensions of Korpelevich's extragraclient method for solving the scalar Quasi-Equilibrium Problem (QEP) in Euclidean space.
Jean Jacques Strodiot   +2 more
doaj   +1 more source

Extended Convergence of Two Multi-Step Iterative Methods

open access: yesFoundations, 2023
Iterative methods which have high convergence order are crucial in computational mathematics since the iterates produce sequences converging to the root of a non-linear equation. A plethora of applications in chemistry and physics require the solution of
Samundra Regmi   +3 more
doaj   +1 more source

The non-iterative transformation method [PDF]

open access: yesInternational Journal of Non-Linear Mechanics, 2019
The Blasius flow is the idealized flow of a viscous fluid past an infinitesimally thick, semi-infinite flat plate. The definition of a non-iterative transformation method for the celebrated Blasius problem is due to T{ö}pfer and dates more than a century ago.
openaire   +3 more sources

Convergence of Iterative Methods [PDF]

open access: yesProgress of Theoretical Physics, 1953
For various iterative methods in eigenvalue problem which are used to solve the bound states and scattering problems, we introduce the coefficient of convergency which ·indicates not only the convergency condition when the iteration is performed endlessly, but also the efficiency of successive approximation for· any finite step.
openaire   +1 more source

A q-Gradient Descent Algorithm with Quasi-Fejér Convergence for Unconstrained Optimization Problems

open access: yesFractal and Fractional, 2021
We present an algorithm for solving unconstrained optimization problems based on the q-gradient vector. The main idea used in the algorithm construction is the approximation of the classical gradient by a q-gradient vector.
Shashi Kant Mishra   +5 more
doaj   +1 more source

New SOR-like methods for solving the Sylvester equation

open access: yesOpen Mathematics, 2014
We present new iterative methods for solving the Sylvester equation belonging to the class of SOR-like methods, based on the SOR (Successive Over-Relaxation) method for solving linear systems.
Kierzkowski Jakub
doaj   +1 more source

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