本文刻画了常型Sturm-Liouville问题的左定空间的一般形式,根据自伴边值条件的分类,确切地给出了所有可能的左定空间描述。
The left-definite spaces for regular Sturm-Liouville problems are described. All possible forms of left-definite spacs are presented explicitly via complete classification of self-adjoint boundary conditions.