1) geometric partial differential equation
几何偏微分方程
1.
First,it introduces a first-order energy functional,then minimizes it to derive a second-order geometric partial differential equation(GPDE) in the level-set formulation.
首先引入一个一阶能量范函,然后通过对其极小化诱导出一个水平集形式的二阶几何偏微分方程,从而将曲面变形过程转化为一个三维体上的隐式模型的演化过程。
2) hypergeometric polynomial
超几何微分方程
1.
We also proved that the problem of solving BAE can be transformed into the problem of finding the roots of a hypergeometric polynomial,which was much simpler.
在具体求解过程中,利用超几何微分方程十分有效地简化了计算。
3) geometric theory of differential equation
常微分方程几何理论
5) engineering differential geometry
工程微分几何
1.
This paper puts forward a new way to solve the special points by using the engineering differential geometry method.
本文从另一角度,利用工程微分几何方法分析求解球锥相贯线的最右点,并给出了过相贯线上最右点的切线方程。
6) differential geometry approach
微分几何方法
1.
An improved coordinate transform is proposed and then the differential geometry approach can be directly used to obtain the nonlinear control strategy of SSSC.
提出了一种改进的坐标变换,使得微分几何方法可直接应用于求解静止同步串联补偿器(SSSC)非线性控制策略。
补充资料：几何
①〈书〉多少：价值～？ㄧ曾～时。②几何学的简称。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条