摘要
对文献[1]中常微分方程的积分因子问题进行推广，得出四个定理。
This article makes an extension from the documents on the problem of integral factor in differential Equation with one unknown number and has drawn four theorems .
出处
《湘潭师范学院学报（社会科学版）》
1998年第6期30-33,共4页
Journal of Xiangtan Normal University(Social Science Edition)
关键词
常微分方程
积分因子
differential equation with one unknown number integral factor
