Go to:
Logótipo
You are in:: Start > Publications > View > Congruential automorphism groups of general matrices
Map of Premises
FC6 - Departamento de Ciência de Computadores FC5 - Edifício Central FC4 - Departamento de Biologia FC3 - Departamento de Física e Astronomia e Departamento GAOT FC2 - Departamento de Química e Bioquímica FC1 - Departamento de Matemática
Publication

Congruential automorphism groups of general matrices

Title
Congruential automorphism groups of general matrices
Type
Article in International Scientific Journal
Year
2004
Authors
Susana Borges Furtado
(Author)
FEP
View Personal Page You do not have permissions to view the institutional email. Search for Participant Publications View Authenticus page View ORCID page
Charles Johnson
(Author)
Other
The person does not belong to the institution. The person does not belong to the institution. The person does not belong to the institution. Without AUTHENTICUS Without ORCID
Journal
Vol. 376
Pages: 291-298
ISSN: 0024-3795
Publisher: Elsevier
Indexing
Scientific classification
FOS: Natural sciences
Other information
Authenticus ID: P-000-D5J
Abstract (EN): For A epsilon M-n (C), Aut(A), the congruential automorphism group of A, is the set of all non-singular C epsilon M-n(C) such that C*AC = A. Here, the A for which Aut(A) is bounded are described, and this allows the characterization of pairs A, B for which the set of matrices carrying the congruence of A to B is compact. This characterization is in terms of non-singular unitoid matrices in which certain configurations of canonical angles are forbidden.
Language: English
Type (Professor's evaluation): Scientific
No. of pages: 8
Documents
We could not find any documents associated to the publication.
Related Publications

Of the same authors

Perturbation of unitoid matrices (2006)
Summary of Presentation in an International Conference
Susana Borges Furtado; Charles Johnson
Variation in Jordan structure under congruence: the nonsingular case (2009)
Article in International Scientific Journal
Susana Borges Furtado; Charles Johnson
Variation in Jordan structure under congruence: the Nilpotent case (2008)
Article in International Scientific Journal
Susana Borges Furtado; Charles Johnson; Jenna Le
Order invariant spectral properties for several matrices (2010)
Article in International Scientific Journal
Susana Borges Furtado; Charles Johnson
Congruence of Hermitian matrices by Hermitian matrices (2007)
Article in International Scientific Journal
Maria Isabel Bueno; Susana Borges Furtado; Charles Johnson

See all (6)

Of the same journal

Variation in Jordan structure under congruence: the Nilpotent case (2008)
Article in International Scientific Journal
Susana Borges Furtado; Charles Johnson; Jenna Le
Unitary similarity classes within the cospectral-congruence class of a matrix (2005)
Article in International Scientific Journal
Susana Borges Furtado; Johnson, CR
Titulo Spectral Refinement on Quasi-diagonal Matrices (2005)
Article in International Scientific Journal
Mario Ahues; Alain Largillier; Paulo B. Vasconcelos
The least-squares method applied to a fracture-mechanics problem (1992)
Article in International Scientific Journal
DALMEIDA, FD; GUEDES, RM
Submatrix monotonicity of the Perron root, II (2014)
Article in International Scientific Journal
Susana Borges Furtado; Johnson, CR; Marijuan, C; Pisonero, M

See all (33)

Recommend this page Top
Copyright 1996-2024 © Faculdade de Ciências da Universidade do Porto  I Terms and Conditions  I Acessibility  I Index A-Z  I Guest Book
Page created on: 2024-09-28 at 08:28:21 | Acceptable Use Policy | Data Protection Policy | Complaint Portal