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J. Comp. Math., Volume 20. |
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Symplectic Computation Of Hamiltonian Systems (I) Yi Fa Tang 1 1 LSEC, ICMSEC, Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing 100080, ChinaAbstract We get $\tao^6$-terms of the formal energy of the mid-point rule, and use the mathematical pendulum to test the convergence of the formal energy.
Key words: Mid-point rule; Formal energy. |