Pedro Simoes Cristina de Freitas


AuthID: R-000-F3H

Confirmed Publications: 50



41
TITLE: On the optimal value of the spectral abscissa for a system of linear oscillators
AUTHORS: Freitas, P ; Lancaster, P;
PUBLISHED: 2000, SOURCE: SIAM Journal on Matrix Analysis and Applications, VOLUME: 21, ISSUE: 1
INDEXED IN: Scopus
IN MY: ORCID
42
TITLE: Quadratic matrix polynomials with Hamiltonian spectrum and oscillatory damped systems  Full Text
AUTHORS: Freitas, P ;
PUBLISHED: 1999, SOURCE: ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND PHYSIK, VOLUME: 50, ISSUE: 1
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID
43
TITLE: Spectral sequences for quadratic pencils and the inverse spectral problem for the damped wave equation  Full Text
AUTHORS: Freitas, P ;
PUBLISHED: 1999, SOURCE: JOURNAL DE MATHEMATIQUES PURES ET APPLIQUEES, VOLUME: 78, ISSUE: 9
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID
44
TITLE: Optimizing the rate of decay of solutions of the wave equation using genetic algorithms: A counterexample to the constant damping conjecture  Full Text
AUTHORS: Freitas, P ;
PUBLISHED: 1998, SOURCE: SIAM JOURNAL ON CONTROL AND OPTIMIZATION, VOLUME: 37, ISSUE: 2
INDEXED IN: Scopus WOS
IN MY: ORCID
45
TITLE: Positivity results for a nonlocal elliptic equation
AUTHORS: Freitas, P ; Sweers, G;
PUBLISHED: 1998, SOURCE: PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS, VOLUME: 128, ISSUE: 4
INDEXED IN: Scopus WOS
IN MY: ORCID
46
TITLE: The linear damped wave equation, Hamiltonian symmetry, and the importance of being odd
AUTHORS: Freitas, P ;
PUBLISHED: 1998, SOURCE: Discrete and Continuous Dynamical Systems, VOLUME: 4, ISSUE: 4
INDEXED IN: Scopus
IN MY: ORCID
47
TITLE: Eigenvalue problems for the wave equation with strong damping
AUTHORS: Freitas, P ;
PUBLISHED: 1997, SOURCE: PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS, VOLUME: 127, ISSUE: 4
INDEXED IN: Scopus WOS
IN MY: ORCID
48
TITLE: Some results on the stability and bifurcation of stationary solutions of delay-diffusion equations  Full Text
AUTHORS: Freitas, P ;
PUBLISHED: 1997, SOURCE: JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, VOLUME: 206, ISSUE: 1
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID
49
TITLE: On some eigenvalue problems related to the wave equation with indefinite damping  Full Text
AUTHORS: Freitas, P ;
PUBLISHED: 1996, SOURCE: Journal of Differential Equations, VOLUME: 127, ISSUE: 1
INDEXED IN: Scopus CrossRef
IN MY: ORCID
50
TITLE: Stability results for the wave equation with indefinite damping  Full Text
AUTHORS: Freitas, P ; Zuazua, E;
PUBLISHED: 1996, SOURCE: JOURNAL OF DIFFERENTIAL EQUATIONS, VOLUME: 132, ISSUE: 2
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID
Page 5 of 5. Total results: 50.

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