Phase space solutions in scalar-tensor cosmological models

An analysis of the solutions for the field equations of generalized scalar-tensor theories of gravitation is performed through the study of the geometry of the phase space and the stability of the solutions, with special interest in the Brans-Dicke model. Particularly, we believe to be possible to find suitable forms of the Brans-Dicke parameter w and potential V of the scalar field, using the dynamical systems approach, in such a way that they can be fitted in the present observed scenario of the Universe.

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Bibliographic Details
Main Authors: Souza,José C. C. de, Saa,Alberto
Format: Digital revista
Language:English
Published: Sociedade Brasileira de Física 2005
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-97332005000700004
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