Symmetric perturbation of a self-adjoint operator
We give a proof, which is valid in both real and complex Hilbert spaces, of the following result: If A is self-adjoint, B is symmetric D(B) ⊃ D(A), || Bx|| and lt; a ||x|| + ||Ax|| for x∈ D(A), then A+bB is self-adjoint for [Formula]
- Autores:
-
Rao, Duggirala K.
- Tipo de recurso:
- Article of journal
- Fecha de publicación:
- 1973
- Institución:
- Universidad Nacional de Colombia
- Repositorio:
- Universidad Nacional de Colombia
- Idioma:
- spa
- OAI Identifier:
- oai:repositorio.unal.edu.co:unal/42288
- Acceso en línea:
- https://repositorio.unal.edu.co/handle/unal/42288
http://bdigital.unal.edu.co/32385/
- Palabra clave:
- Complex Hilbert
self-adjoint operator
Symmetric perturbation
- Rights
- openAccess
- License
- Atribución-NoComercial 4.0 Internacional