给出了动力半显式算法的迭代格式和收敛标准。

The iterative format and the convergence criteria of this algorithm are presented.

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并用引入耗散项的方法建立了两类半显式差分格式，它们是无条件稳定的且可显式地进行计算。

And two classes of semi-explicit difference schemes are also established by introducing a dissipative term, they are unconditionally stable and can be calculated explicitly.

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