On Kreǐn's extension theory of non-negative operators
dc.contributor.author | Hassi, Seppo | |
dc.contributor.author | Malamud, Mark | |
dc.contributor.author | Snoo, Henk de | |
dc.contributor.organization | fi=Vaasan yliopisto|en=University of Vaasa| | |
dc.date.accessioned | 2019-10-03T10:06:54Z | |
dc.date.accessioned | 2025-06-25T14:13:14Z | |
dc.date.available | 2019-10-03T10:06:54Z | |
dc.date.issued | 2002 | |
dc.description.abstract | The famous M.G. Kreın’s extension theory of nonnegative operators is being presented in elementary terms, building on the completion of nonnegative operator blocks. The present treatment includes the refinements to the theory due to T. Ando and K. Nishio. Moreover, the extension theory not only includes the case of operator extensions but also the case of relation (multivalued-operator) extensions. | - |
dc.description.accessibilityfeature | ei tietoa saavutettavuudesta | |
dc.format.bitstream | true | |
dc.format.extent | 33 | - |
dc.identifier.olddbid | 10378 | |
dc.identifier.oldhandle | 10024/9707 | |
dc.identifier.uri | https://osuva.uwasa.fi/handle/11111/3776 | |
dc.identifier.urn | URN:NBN:fi-fe2019100330996 | - |
dc.language.iso | eng | - |
dc.publisher | Vaasan yliopisto | - |
dc.relation.ispartofseries | Working papers of the University of Vaasa, Department of Mathematics and Statistics | - |
dc.relation.numberinseries | 1 | - |
dc.source.identifier | https://osuva.uwasa.fi/handle/10024/9707 | |
dc.subject.olddiscipline | fi=Matematiikka|sv=Matematik|en=Mathematics| | - |
dc.subject.yso | matematiikka | - |
dc.subject.yso | operaattorit (matematiikka) | - |
dc.title | On Kreǐn's extension theory of non-negative operators | - |
dc.type.publication | workingPaper | - |
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