Maximal accretive singular quasi-differential operators


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İPEK AL P., İSMAİLOV Z.

HACETTEPE JOURNAL OF MATHEMATICS AND STATISTICS, cilt.47, sa.5, ss.1120-1127, 2018 (SCI-Expanded, Scopus, TRDizin) identifier identifier

Özet

In this paper firstly all maximal accretive extensions of the minimal operator generated by a first order linear singular quasi-differential expression in the weighted Hilbert space of vector-functions on right semi-axis are described. Later on, the structure of spectrum set of these extensions has been researched.