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dc.contributor.author
Maestripieri, Alejandra Laura
dc.contributor.author
Martinez Peria, Francisco Dardo
dc.date.available
2017-01-30T19:37:59Z
dc.date.issued
2013-07
dc.identifier.citation
Maestripieri, Alejandra Laura; Martinez Peria, Francisco Dardo; Normal projections in Krein spaces; Springer; Integral Equations And Operator Theory; 76; 3; 7-2013; 357-380
dc.identifier.issn
0378-620X
dc.identifier.uri
http://hdl.handle.net/11336/12167
dc.description.abstract
Given a complex Krein space H with fundamental symmetry J, the aim of this note is to characterize the set of J-normal projections Q = {Q ∈ L(H): Q2 and Q#Q = QQ#}. The ranges of the projections in Q are exactly those subspaces of H which are pseudo-regular. For a fixed pseudo-regular subspace S, there are infinitely many J-normal projections onto it, unless S is regular. Therefore, most of the material herein is devoted to parametrizing the set of J-normal projections onto a fixed pseudo-regular subspace S.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Normal Operator
dc.subject
Projection
dc.subject
Krein Space
dc.subject.classification
Matemática Pura
dc.subject.classification
Matemáticas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Normal projections in Krein spaces
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-21T18:29:16Z
dc.journal.volume
76
dc.journal.number
3
dc.journal.pagination
357-380
dc.journal.pais
Suiza
dc.journal.ciudad
Basel
dc.description.fil
Fil: Maestripieri, Alejandra Laura. Universidad de Buenos Aires. Facultad de Ingeniería; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática; Argentina
dc.description.fil
Fil: Martinez Peria, Francisco Dardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas; Argentina
dc.journal.title
Integral Equations And Operator Theory
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://link.springer.com/article/10.1007/s00020-013-2063-3
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s00020-013-2063-3
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