期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：2005
卷号：2005
DOI：10.1155/IJMMS.2005.1481
出版社：Hindawi Publishing Corporation
摘要：Singular boundary conditions are formulated for
nonselfadjoint Sturm-Liouville operators with singularities and
turning points. For boundary value problems with singular
boundary conditions, properties of the spectrum are studied and
the completeness of the system of root functions is proved.
