In addition, the WENO method may solve the space discrete items of the level set equation.
此外，利用了WENO法求解等位函数方程的空间离散项。
We propose an implicit discretization for the level set equation of the model and solve it using additive operator splitting scheme (AOS).
本文提出，首先，将该模型对应的水平集方程做隐式数值化，然后采用加性算子分割方法(AOS)求解。
Based on the theory of horizontal pendulum, the theoretical function model of magnetic error of self adjusting level is deriveted, and observation equation in geomagnetic field is set up.
利用物理摆原理导出了自动安平水准仪磁致误差的理论函数模型，建立了地磁场中的观测方程。
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