解公式 meaning in Chinese

solution formula

The special solution formula of a third order ordinary differential equation
一类三阶常微分方程的特解公式
The new method of solving special integral of n order linear inhomogeneous differential equation with constant coefficients
阶常系数线性一般非齐次微分方程特解公式
The specified solution formula derivation of second order non - homogeneous linear differential equation with constant coefficients
二阶常系数非齐次线性微分方程特解公式的推导