partial differential equation 偏微分方程式 ; 偏微分方程数值解 ; 微分方程
hyperbolic partial differential equation 双曲型偏微分方程
elliptic partial differential equation [数] 椭圆型偏微分方程 ; 偏微分方程 ; 椭圆型
partial difference equation [数] 偏差分方程
partial regression equation 净回归方程式 ; [数] 偏回归方程 ; 净回归方程
Partial Differential Equation Toolbox 偏微分方程工具箱 ; 偏微分工具箱 ; 工具包 ; 偏最小二乘法工具箱
linear partial differential equation [数] 线性偏微分方程
nonlinear pseudo-parabolic partial equation 非线性伪抛物型方程
partial linear differential equation [数] 线性偏微分方程
And just to tell you again that is a strange partial differential equation relating these two vector fields.
再说明一下,这是关于这两个向量场,多少有点奇怪的偏微分方程。
So the unknown is a function, and the equation will relate the partial derivatives of that function to each other.
未知量是一个函数,这个方程,将把函数的偏导数联系起来。
It is a partial differential equation satisfied by the electric field e.
这是一个,由电场e确定的偏微分方程。
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