Partial isometries in semi-Hilbertian spaces

Arias, Maria Laura; Corach, Gustavo; Gonzalez, Maria Celeste

info:eu-repo/semantics/article

Fecha

2008-04

Registro en:

Arias, Maria Laura; Corach, Gustavo; Gonzalez, Maria Celeste; Partial isometries in semi-Hilbertian spaces; Elsevier Science Inc; Linear Algebra and its Applications; 428; 7; 4-2008; 1460-1475

0024-3795

http://hdl.handle.net/11336/93046

CONICET Digital

CONICET

https://repositorioslatinoamericanos.uchile.cl/handle/2250/4402162

Autor

Arias, Maria Laura

Corach, Gustavo

Gonzalez, Maria Celeste

Institución

Consejo Nacional de Investigaciones Científicas y Tecnológicas (Argentina)

Resumen

In this work, the concepts of isometry, unitary and partial isometry on a Hilbert space are generalized when an additional semi-inner product is considered. These new concepts are described by means of oblique projections.

Materias

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