Browsing Centro de Física Fundamental (CFF) by Subject "Laboratorio de Física Teórica"
Now showing items 1-11 of 11
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10 Clases de Herramientas Computacionales Numéricas
(SABER ULA, 2005-10-04)10 Clases de Herramientas Computacionales Numéricas (Núñez, Luis; Hernández, Hector) Nota: Para visualizar los documentos a texto completo necesita tener instalado el programa Adobe Acrobat Reader ... -
Comment on Ricci Collineations of static spherically symmetric spacetimes
(SABER ULA, 2006-01-26)Comment on Ricci Collineations of static spherically symmetric spacetimes (Núñez, Luis; Contreras, Gerardo; Percoco, Umberto; Bertolotti, Ricardo; Carot, J.) Abstract We present a counter example to a theorem given ... -
Cracking of self-gravitating compact objects with local and non local equations of state.
(SABER ULA, 2006-12-28)Cracking of self-gravitating compact objects with local and non local equations of state. (Abreu, Henso; Hernández, Hector y Núñez, Luis) Abstract We discuss the effect that small fluctuations of density and local ... -
Curvature singularity of the distributional BTZ black hole geometry
(SABER ULA, 2005-05-25)Curvature singularity of the distributional BTZ black hole geometry Pantoja, Nelson; Rago, Héctor; Rodríguez, R.O. Abstract For the non-rotating BTZ black hole, the distributional curvature ... -
Distributional sources in general relativity:
(SABER ULA, 2003-07-04)Distributional sources in general relativity: Two point-like examples revisited (Pantoja, Nelson; Rago, Hector) Abstract A regularization procedure, that allows one to relate singularities of curvature to those ... -
Energy-momentum tensor valued distributions for the Schwarzschild and Reissner-Nordstrom geometries
(SABER ULA, 2003-07-04)Energy-momentum tensor valued distributions for the Schwarzschild and Reissner-Nordstrom geometries (Pantoja, Nelson; Rago, Hector) Abstract An approach to computing, withing the framework of distribution theory, ... -
Nonlocal equation of state in general relativistic radiating spheres
(SABER ULA, 2006-01-26)Nonlocal equation of state in general relativistic radiating spheres (Núñez, Luis; Hernández, Hector; Percoco, Umberto) Abstract We show that under particular circumstances a general relativistic spherically symmetric ... -
On the eccentricity behaviour of radiating slowly rotating bodies in general relativity
(SABER ULA, 2006-01-26)On the eccentricity behaviour of radiating slowly rotating bodies (Núñez, Luis; Hernández, Hector; Herrera, Luis; Percoco, Umberto) Abstract We study different models of radiating slowly rotating bodies up to the ... -
Ricci collineations for non-degenerate, diagonal and spherically symmetric ricci tensors
(SABER ULA, 2006-01-26)Ricci collineations for non-degenerate, diagonal and spherically symmetric ricci tensors (Núñez, Luis; Percoco, Umberto; Contreras, Gerardo) Abstract The expression of the vector field generator of a Ricci Collineation ... -
Sound speeds, cracking and stability of self-gravitating anisotropic compact objects.
(SABER ULA, 2007-06-25)Sound speeds, cracking and stability of self-gravitating anisotropic compact objects. Abstract Using the the concept of cracking we explore the influence of density fluctuations and local anisotropy have on the stability ... -
The gravitational and electrostatic fields far from an isolated Einstein-maxwell source.
(SABER ULA, 2006-08-03)