摘要
通过利用韦达定理对二阶常系数非齐次线性微分方程进行降阶,导出了简便、统一的通解公式.
By using the theory of Veda, the run size of second order non-homogeneous linear differential equation with constant coefficients can be lowered and a forthright and integrated formula can be deduced.
出处
《天中学刊》
2003年第5期10-11,共2页
Journal of Tianzhong
关键词
二阶线性常系数非齐次微分方程
特解
通解
特征根
通解公式
second order non-homogeneous linear differential equation with constant coefficients
special solution
common solution
characteristic root
