Perturbations of a class of ordinary differential expressions preserving the essential spectrum and the nullities

Detaylı Bibliyografya
Yazar:	Victoria, Marie Redina L. Mumpar
Materyal Türü:	Tez
Dil:	English
Baskı/Yayın Bilgisi:	1999.
Konular:	Perturbation (Mathematics). Differential operators. Hilbert space. Spectral theory (Mathematics).