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An optimized explicit Runge-Kutta method with increased phase-lag order for the numerical solution of the Schrödinger equation and related problems

✍ Scribed by A. A. Kosti; Z. A. Anastassi; T. E. Simos


Publisher
Springer
Year
2009
Tongue
English
Weight
673 KB
Volume
47
Category
Article
ISSN
0259-9791

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A family of new hybrid explicit four-step tenth algebraic order methods ## Ž . with phase lag of order 18 2 26 is developed for efficient computations of the Schrodinger ëquation. Based on these new methods, a new embedded variable-step method is obtained. Numerical results produced for the nume