A semi implicit three dimensional ocean circulation model is employed to simulate the tidal flow of Hangzhou Bay and Changjiang river estuary.
采用一种半隐式三维海洋紊流模型对杭州湾及长江口附近的潮流场进行了数值模拟。
A type of 2D semi-linear pseudo-parabolic equation is cousidered, which has wide application areas. An implicit difference scheme corresponding to the IBVP of this equation is designed.
本文讨论了一类具有较强应用背景的二维半线性伪抛物方程，设计了求解此类方程对应的初边值问题的隐式差分格式。
Three numerical calculating schemes of realizing the curvature motion formula in curve evolving are discussed, including explicit scheme, semi-implicit scheme and median filter scheme.
探讨了三类实现曲线演化的曲率运动方程的数值计算方案：显示方案、半隐式方案和中值滤波方法。
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