两类二阶变系数非齐次方程求解方法

The discussion of solutions for two classes of second order non-homogeneous equations with variable coefficients

HOU Zhi-wu, ZHANG Lu, ZHU Xue-liang

SHANDONG SCIENCE . 2017, (5): 91 -94 . DOI: 10.3976/j.issn.1002-4026.2017.05.015