Localized collocation schemes and their applications

Z Fu, Z Tang, Q **, Q Liu, Y Gu, F Wang - Acta Mechanica Sinica, 2022 - Springer
This paper presents a summary of various localized collocation schemes and their
engineering applications. The basic concepts of localized collocation methods (LCMs) are …

Numerical multistep methods for the efficient solution of quantum mechanics and related problems

ZA Anastassi, TE Simos - Physics Reports, 2009 - Elsevier
In this paper we present the recent development in the numerical integration of the
Schrödinger equation and related systems of ordinary differential equations with oscillatory …

[PDF][PDF] A modified Runge-Kutta-Nyström method by using phase lag properties for the numerical solution of orbital problems

DF Papadopoulos, TE Simos - Applied Mathematics & …, 2013 - naturalspublishing.com
In this paper, a new modified Runge-Kutta-Nyström method of third algebraic order is
developed. The new modified RKN method has phase-lag and amplification error of order …

[PDF][PDF] On the explicit four-step methods with vanished phase-lag and its first derivative

TE Simos - Applied Mathematics & Information Sciences, 2014 - naturalspublishing.com
In the present paper, we will investigate a family of explicit four-step methods first introduced
by Anastassi and Simos [1] for the case of vanishing of phase-lag and its first derivative …

Optimizing a hybrid two‐step method for the numerical solution of the Schrödinger equation and related problems with respect to phase‐lag

TE Simos - Journal of Applied Mathematics, 2012 - Wiley Online Library
We use a methodology of optimization of the efficiency of a hybrid two‐step method for the
numerical solution of the radial Schrödinger equation and related problems with periodic or …

A new high algebraic order efficient finite difference method for the solution of the Schrödinger equation

M Dong, TE Simos - Filomat, 2017 - doiserbia.nb.rs
The development of a new five-stages symmetric two-step method of fourteenth algebraic
order with vanished phase-lag and its first, second, third and fourth derivatives is analyzed in …

A new two stage symmetric two-step method with vanished phase-lag and its first, second, third and fourth derivatives for the numerical solution of the radial …

Z Zhou, TE Simos - Journal of Mathematical Chemistry, 2016 - Springer
A two stage symmetric two-step method with vanished phase-lag and its first, second, third
and fourth derivatives with low computational cost is developed in this paper for the first time …

A Runge–Kutta type implicit high algebraic order two-step method with vanished phase-lag and its first, second, third and fourth derivatives for the numerical solution …

K Mu, TE Simos - Journal of Mathematical Chemistry, 2015 - Springer
A Runge–Kutta type (four stages) eighth algebraic order two-step method with phase-lag
and its first, second, third and fourth derivatives equal to zero is produced in this paper. We …

A high-order two-step phase-fitted method for the numerical solution of the Schrödinger equation

W Zhang, TE Simos - Mediterranean Journal of Mathematics, 2016 - Springer
In this paper, we will develop a four-stage high algebraic order symmetric two-step method
with vanished phase-lag and its first up to the fourth derivative. For the proposed method, we …

A family of trigonometrically fitted partitioned Runge–Kutta symplectic methods

T Monovasilis, Z Kalogiratou, TE Simos - Applied Mathematics and …, 2009 - Elsevier
We are presenting a family of trigonometrically fitted partitioned Runge–Kutta symplectic
methods of fourth order with six stages. The solution of the one-dimensional time …