In this work we construct a modified trigonometrically fitted symplectic Runge Kutta Nyström method based on the forth order five stages method of Calvo and Sanz-Serna. We apply the new method on the numerical integration of the two-body problem.

Topics
Two-body problem, Numerical methods, Numerical integration
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© 2013 AIP Publishing LLC.
2013
AIP Publishing LLC
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