Eur. Phys. J. D 21, 19-24 (2002)
https://doi.org/10.1140/epjd/e2002-00186-y

Improvement of numerical integration algorithms by means of coordinate transformations

¹ Departamento de Física Atómica y Nuclear, Facultad de Física, 46100-Burjasot, Spain
² CEQUINOR (Conicet), Facultad de Ciencias Exactas, Universidad Nacional de La Plata, Calle 47 y 115, Casilla de Correo 962, 1900 La Plata, Argentina

Corresponding authors: ^a Rafael.Guardiola@uv.es - ^b framfer@isis.unlp.edu.ar

Received: 18 March 2002
Revised: 23 May 2002
Published online: 24 September 2002

Abstract

We study the effect of coordinate transformations on numerical integration algorithms and the Richardson extrapolation. Present method is based on Hermitian transformed eigenvalue equations and symmetrical tridiagonal matrices.