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 …
Schrödinger equation and related systems of ordinary differential equations with oscillatory …
Runge–Kutta type methods with special properties for the numerical integration of ordinary differential equations
In this work we review single step methods of the Runge–Kutta type with special properties.
Among them are methods specially tuned to integrate problems that exhibit a pronounced …
Among them are methods specially tuned to integrate problems that exhibit a pronounced …
[HTML][HTML] A parametric symmetric linear four-step method for the efficient integration of the Schrödinger equation and related oscillatory problems
ZA Anastassi, TE Simos - Journal of Computational and Applied …, 2012 - Elsevier
In this article, we develop an explicit symmetric linear phase-fitted four-step method with a
free coefficient as parameter. The parameter is used for the optimization of the method in …
free coefficient as parameter. The parameter is used for the optimization of the method in …
High order closed Newton–Cotes trigonometrically-fitted formulae for the numerical solution of the Schrödinger equation
TE Simos - Applied Mathematics and Computation, 2009 - Elsevier
In this paper, we investigate the connection between The study of multistep symplectic
integrators is very poor although in the last decades several one step symplectic integrators …
integrators is very poor although in the last decades several one step symplectic integrators …
Exponentially and trigonometrically fitted methods for the solution of the Schrödinger equation
TE Simos - Acta Applicandae Mathematicae, 2010 - Springer
In the present paper we compare the two methodologies for the development of
exponentially and trigonometrically fitted methods. One is based on the exact integration of …
exponentially and trigonometrically fitted methods. One is based on the exact integration of …
A new family of symmetric linear four-step methods for the efficient integration of the Schrödinger equation and related oscillatory problems
In this article we develop a family of three explicit symmetric linear four-step methods. The
new methods, with nullified phase-lag, are optimized for the efficient solution of the …
new methods, with nullified phase-lag, are optimized for the efficient solution of the …
Present state-of-the-art in exponential fitting. A contribution dedicated to Liviu Ixaru on his 70th birthday
B Paternoster - Computer Physics Communications, 2012 - Elsevier
The standard monograph in this area is the book Exponential fitting by Ixaru and Vanden
Berghe (Kluwer, Boston-Dordrecht-London, 2004) but a fresh look on things is necessary …
Berghe (Kluwer, Boston-Dordrecht-London, 2004) but a fresh look on things is necessary …
A new Numerov-type method for the numerical solution of the Schrödinger equation
TE Simos - Journal of mathematical chemistry, 2009 - Springer
In the present paper we develop a new methodology for the development of efficient
numerical methods for the approximate solution of the one-dimensional Schrödinger …
numerical methods for the approximate solution of the one-dimensional Schrödinger …
A new two-step hybrid method for the numerical solution of the Schrödinger equation
A Konguetsof - Journal of mathematical chemistry, 2010 - Springer
With this paper, a new algorithm is developed for the numerical solution of the one-
dimensional Schrödinger equation. The new method uses the minimum order of the phase …
dimensional Schrödinger equation. The new method uses the minimum order of the phase …
Two-step high order hybrid explicit method for the numerical solution of the Schrödinger equation
A Konguetsof - Journal of mathematical chemistry, 2010 - Springer
In this paper we present a new method for the numerical solution of the time-independent
Schrödinger equation for one spatial dimension and related problems. A technique, based …
Schrödinger equation for one spatial dimension and related problems. A technique, based …