Highly precise solutions both in time and in space can be reached by solving wave equation with high order finite difference scheme of staggered grid under the condition of stability.
用交错网格的高阶有限差分方法解波动方程，在满足稳定性要求时，可获得时间和空间都是高阶精度的结果。
By using a finite time stability theorem, it is proved that the closed loop system is globally finite time stable.
根据有限时间稳定性定理证明此时闭环系统是全局有限时间稳定的。
A study is made on existence and uniqueness and stability of almost periodic solutions to a class of nonlinear integrodifferential equations with finite time lag.
研究一类具有无限时滞的非线性微分积分方程，其概周期解的存在性、唯一性及稳定性等问题。
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