摘要
常数变易法是求解微分方程的一种特殊方法,利用常数变易法在解决某些方程特解时简便易用。列举了几种常数变易法区别于教材中的一些用法,并比较了此方法在某些方面的优劣。
Constant variation method is a special method of solving differential equation.It is simpler to use constant variation method to get some special solutions.Several constant variation methods different from those in textbooks are listed here to find out their advantages and disadvantages in some aspects.
出处
《沧州师范学院学报》
2010年第2期90-91,共2页
Journal of Cangzhou Normal University
关键词
微分方程
常数变易法
通解
特解
differential equation
constant variation method
general solution
special solution
