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Applied Mathematics & Information Sciences

Author Country (or Countries)

52100 Greece.

Abstract

In this work we derive exponentially fitted symplectic Runge-Kutta-Nystr¨om (RKN) methods from symplectic exponentially fitted partitioned Runge-Kutta (PRK) methods methods. We construct RKN methods from PRK methods with up to five stages and fourth algebraic order.

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