摘要
利用内支点给出了若干判定线性偏微分算子右逆不存在的方法.
Some criteria of the nonexistence of right inverse for linear partial differential operator are obtained by using the point of inner support.
出处
《华北工学院学报》
2003年第5期366-367,共2页
Journal of North China Institute of Technology
关键词
线性偏微分算子
右逆
内支点
判别方法
linear partial differential operator
right inverse
point of inner support