The change in eigenvalue multiplicity associated with perturbation of a diagonal entry
(with C. R. Johnson and C. Saiago)
", Linear and Multilinear Algebra 60 (2012)
Imbedding conditions for normal matrices
(with J. F. Queiró)
", Linear Algebra Appl. 430 (2009)
The structure of matrices with a maximum multiplicity eigenvalue
(with C. R. Jonhson and C. Saiago)
", Linear Algebra Appl. 429 (2008)
Multiplicity Lists for the Eigenvalues of Symmetric Matrices with a Given Graph
(with C. R. Jonhson, Carlos Saiago)
, in: Handbook of Linear Algebra (ISBN: 978-1-58488-51), pp. Chap 34 , Discrete Mathematics and its Applications , CRC Press, 2007
Converse to the Parter-Wiener Theorem: the case of non-trees
(with C. R. Jonhson)
", Discrete Math. 306 (2006)
PhD Students
José Monteiro da Rocha, mathematian and astronomer
co-supervision with Prof. Artur Alves (Univ de Coimbra) e Prof. João Fernandes (Univ de Coimbra), 2011
Symmetric band matrices and Fiedler characterization
2006
Research and Events
Events
PhD Defense Khadijeh Alibabaei - On the profinite topology on groups and tameness of pseudo-varieties of groups 15h00m - Room FC1 029, Dep. Mathematics, Univ. Porto
March 1, 2018
Research Seminar Program (RSP) 2017/18 second session Room 2.5, DMat UC
March 9, 2018
PhD Defense Muhammad Ali Khan - Statistical instability in chaotic dynamics Room 031, Dep. Mathematics, Univ. Porto
March 9, 2018
PhD Defense Anderson Feitoza Leitão Maia - Sharp regularity for the inhomogeneous porous medium equation 14:30 - Sala dos Capelos, Univ. Coimbra