Warning: file_put_contents(): Only 0 of 6190 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 adjoint differential operator例句_adjoint differential operator英汉例句_adjoint differential operator双解例句_沉淀汉英词典
Two sufficient conditions for the discreteness of two-order self-adjoint vector differential operator are given in last part. 第四章研究了二阶自伴向量微分算子,得到其谱是离散的两个充分条件。