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dc.contributor.author
Arias, Maria Laura  
dc.contributor.author
Corach, Gustavo  
dc.contributor.author
Gonzalez, Maria Celeste  
dc.date.available
2017-01-27T19:47:47Z  
dc.date.issued
2014-06  
dc.identifier.citation
Arias, Maria Laura; Corach, Gustavo; Gonzalez, Maria Celeste; Saddle point problems, Bott-Duffin inverses, abstract splines and oblique projections; Elsevier; Linear Algebra And Its Applications; 457; 6-2014; 61-75  
dc.identifier.issn
0024-3795  
dc.identifier.uri
http://hdl.handle.net/11336/12091  
dc.description.abstract
In this note, we present links between several different areas in numerical analysis and operator theory. More precisely, we show that several saddle point problems are solvable in the presence of a property (called compatibility) between a positive operator and a closed subspace of a Hilbert space, and the same happens with certain abstract spline problems. These notions are related to the generalized Bott?Duffin inverse.  
dc.format
application/pdf  
dc.language.iso
eng  
dc.publisher
Elsevier  
dc.rights
info:eu-repo/semantics/openAccess  
dc.rights.uri
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/  
dc.subject
Saddle Point  
dc.subject
Splines  
dc.subject
Projections  
dc.subject
Bott-Duffin Inverse  
dc.subject.classification
Matemática Pura  
dc.subject.classification
Matemáticas  
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS  
dc.title
Saddle point problems, Bott-Duffin inverses, abstract splines and oblique projections  
dc.type
info:eu-repo/semantics/article  
dc.type
info:ar-repo/semantics/artículo  
dc.type
info:eu-repo/semantics/publishedVersion  
dc.date.updated
2016-03-21T18:30:39Z  
dc.journal.volume
457  
dc.journal.pagination
61-75  
dc.journal.pais
Países Bajos  
dc.journal.ciudad
Amsterdam  
dc.description.fil
Fil: Arias, Maria Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática; Argentina  
dc.description.fil
Fil: Corach, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática; Argentina. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Matematicas; Argentina  
dc.description.fil
Fil: Gonzalez, Maria Celeste. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática; Argentina. Universidad Nacional de General Sarmiento; Argentina  
dc.journal.title
Linear Algebra And Its Applications  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0024379514002869  
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.laa.2014.05.006