Geometry of unitary orbits of oblique projections
- Autores
- Andruchow, Esteban; Corach, Gustavo; Maestripieri, Alejandra Laura
- Año de publicación
- 2010
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We study those orbits of oblique projections under the action of the full unitary group of a Hilbert space H, which are submanifolds of B(H). We also consider orbits under the Schatten unitaries, and obtain a partial characterization of the submanifold condition for these orbits. Finsler metrics are introduced, and the minimality of metric geodesics is investigated.
Fil: Andruchow, Esteban. Universidad Nacional de General Sarmiento; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Corach, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; Argentina
Fil: Maestripieri, Alejandra Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; Argentina - Materia
-
Geometria Diferencial
Orbita Unitaria
Proyecciones Oblicuas - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
.jpg)
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/19428
Ver los metadatos del registro completo
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Geometry of unitary orbits of oblique projectionsAndruchow, EstebanCorach, GustavoMaestripieri, Alejandra LauraGeometria DiferencialOrbita UnitariaProyecciones Oblicuashttps://purl.org/becyt/ford/1.1https://purl.org/becyt/ford/1We study those orbits of oblique projections under the action of the full unitary group of a Hilbert space H, which are submanifolds of B(H). We also consider orbits under the Schatten unitaries, and obtain a partial characterization of the submanifold condition for these orbits. Finsler metrics are introduced, and the minimality of metric geodesics is investigated.Fil: Andruchow, Esteban. Universidad Nacional de General Sarmiento; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Corach, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; ArgentinaFil: Maestripieri, Alejandra Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; ArgentinaUniversity of Szeged. Bolyai Institute2010-03info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/19428Andruchow, Esteban; Corach, Gustavo; Maestripieri, Alejandra Laura; Geometry of unitary orbits of oblique projections; University of Szeged. Bolyai Institute; Acta Scientiarum Mathematicarum (szeged); 76; 3-4; 3-2010; 659-6810001-6969CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/http://pub.acta.hu/acta/showCustomerArticle.action?id=13051&dataObjectType=article&returnAction=showCustomerVolume&sessionDataSetId=211cfae84916d15c&style=info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-11-12T09:57:30Zoai:ri.conicet.gov.ar:11336/19428instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-11-12 09:57:30.38CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
| dc.title.none.fl_str_mv |
Geometry of unitary orbits of oblique projections |
| title |
Geometry of unitary orbits of oblique projections |
| spellingShingle |
Geometry of unitary orbits of oblique projections Andruchow, Esteban Geometria Diferencial Orbita Unitaria Proyecciones Oblicuas |
| title_short |
Geometry of unitary orbits of oblique projections |
| title_full |
Geometry of unitary orbits of oblique projections |
| title_fullStr |
Geometry of unitary orbits of oblique projections |
| title_full_unstemmed |
Geometry of unitary orbits of oblique projections |
| title_sort |
Geometry of unitary orbits of oblique projections |
| dc.creator.none.fl_str_mv |
Andruchow, Esteban Corach, Gustavo Maestripieri, Alejandra Laura |
| author |
Andruchow, Esteban |
| author_facet |
Andruchow, Esteban Corach, Gustavo Maestripieri, Alejandra Laura |
| author_role |
author |
| author2 |
Corach, Gustavo Maestripieri, Alejandra Laura |
| author2_role |
author author |
| dc.subject.none.fl_str_mv |
Geometria Diferencial Orbita Unitaria Proyecciones Oblicuas |
| topic |
Geometria Diferencial Orbita Unitaria Proyecciones Oblicuas |
| purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.1 https://purl.org/becyt/ford/1 |
| dc.description.none.fl_txt_mv |
We study those orbits of oblique projections under the action of the full unitary group of a Hilbert space H, which are submanifolds of B(H). We also consider orbits under the Schatten unitaries, and obtain a partial characterization of the submanifold condition for these orbits. Finsler metrics are introduced, and the minimality of metric geodesics is investigated. Fil: Andruchow, Esteban. Universidad Nacional de General Sarmiento; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Corach, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; Argentina Fil: Maestripieri, Alejandra Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; Argentina |
| description |
We study those orbits of oblique projections under the action of the full unitary group of a Hilbert space H, which are submanifolds of B(H). We also consider orbits under the Schatten unitaries, and obtain a partial characterization of the submanifold condition for these orbits. Finsler metrics are introduced, and the minimality of metric geodesics is investigated. |
| publishDate |
2010 |
| dc.date.none.fl_str_mv |
2010-03 |
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info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
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article |
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publishedVersion |
| dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/19428 Andruchow, Esteban; Corach, Gustavo; Maestripieri, Alejandra Laura; Geometry of unitary orbits of oblique projections; University of Szeged. Bolyai Institute; Acta Scientiarum Mathematicarum (szeged); 76; 3-4; 3-2010; 659-681 0001-6969 CONICET Digital CONICET |
| url |
http://hdl.handle.net/11336/19428 |
| identifier_str_mv |
Andruchow, Esteban; Corach, Gustavo; Maestripieri, Alejandra Laura; Geometry of unitary orbits of oblique projections; University of Szeged. Bolyai Institute; Acta Scientiarum Mathematicarum (szeged); 76; 3-4; 3-2010; 659-681 0001-6969 CONICET Digital CONICET |
| dc.language.none.fl_str_mv |
eng |
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eng |
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openAccess |
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application/pdf application/pdf |
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University of Szeged. Bolyai Institute |
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University of Szeged. Bolyai Institute |
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