摘要
给出了微分方程M(x,y)dx+N(x,y)dy=0的复合型积分因子的定义,并讨论了一类复合型积分因子存在的充要条件和计算公式及其应用。
This paper gives the definition of complex integrating factor about differential equation. Then the necessary and sufficient condition of the exisence of complex integrating factor and its calculating formuls is obtained.
出处
《茂名学院学报》
2008年第3期71-73,共3页
Journal of Maoming College
关键词
复合型积分因子
通积分
全微分方程
complex integraing factor
general integral
fully differential equation
