二阶微分方程热模型  second order differential equation of thermal model

二阶微分方程式  second order differential equation

二阶微分方程组  calculus of variations; systems of second order differential equations

非线性二阶微分方程  nonlinear second order differential equation

具非负特征形式二阶微分方程  Differential equations of second order with no-negative characteristic form

变系数二阶线性微分方程  second order linear differential equation with var

不连续二阶积分微分方程  discontinous second order integro-differential equ

二阶半线性脉冲微分方程  second order half-linear impulsive differential eq; second order half linear impulsive differential eq

二阶半线性微分方程  secnd order half linear differential equation

二阶变系数常微分方程  second-order ODE

二阶变系数偏微分方程  Second-order coefficient-changed partial different

二阶变系数齐次微分方程  homogeneous differential equation

二阶变系数齐次线性微分方程  second order homogeneous linear differential equation with variable coefficient

二阶变系数微分方程  second order differential equation

二阶变系数线性微分方程  the various coefficient linear differential equati; second-order linear differential equation with var

二阶常微分方程  ordinary differential equations; Second order ordinary Differential Equation; second-order ordinary differential equation; altruistic adaptation

二阶常微分方程组  second order ODEs; a coupled systems of second order differential equation

二阶常系数非齐次线性微分方程  second order linear differential equation with con

二阶常系数齐次线性微分方程  second order homogeneour linear differential equation with constant coefficient