First-order selfadjoint singular differential operators in a Hilbert space of vector functions
dc.contributor.author | Ipek, Pembe | |
dc.contributor.author | Yilmaz, Bulent | |
dc.contributor.author | Ismailov, Zameddin | |
dc.date.accessioned | 2022-06-01T14:43:13Z | |
dc.date.available | 2022-06-01T14:43:13Z | |
dc.date.issued | 2017-06-17 | |
dc.description.abstract | In this article, we give a representation of all selfadjoint extensions of the minimal operator generated by first-order linear symmetric multipoint singular differential expression, with operator coefficient in the direct sum of Hilbert spaces of vector-functions defined at the semi-infinite intervals. To this end we use the Calkin-Gorbachuk method. Finally, the geometry of spectrum set of such extensions is researched. | |
dc.description.department | Mathematics | |
dc.format | Text | |
dc.format.extent | 8 pages | |
dc.format.medium | 1 file (.pdf) | |
dc.identifier.citation | Ipek, P., Yilmaz, B., & Ismailov, Z. I. (2017). First-order selfadjoint singular differential operators in a Hilbert space of vector functions. Electronic Journal of Differential Equations, 2017(143), pp. 1-8. | |
dc.identifier.issn | 1072-6691 | |
dc.identifier.uri | https://hdl.handle.net/10877/15822 | |
dc.language.iso | en | |
dc.publisher | Texas State University, Department of Mathematics | |
dc.rights | Attribution 4.0 International | |
dc.rights.uri | https://creativecommons.org/licenses/by/4.0/ | |
dc.source | Electronic Journal of Differential Equations, 2017, San Marcos, Texas: Texas State University and University of North Texas. | |
dc.subject | Multipoint singular differential expression | |
dc.subject | Deficiency indeces | |
dc.subject | symmetric and selfadjoint differential operator | |
dc.subject | Spectrum | |
dc.title | First-order selfadjoint singular differential operators in a Hilbert space of vector functions | |
dc.type | Article |