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gr-qc2004
New Issues in the Inflationary Scenario
Giovanni Imponente
We briefly review the arising of an inflationary phase in the Universe evolution in order to discuss an inhomogeneous cosmological solution in presence of a real self interacting s…
gr-qc2002
Covariant Mixmaster Dynamics
Giovanni Imponente, Giovanni Montani
We provide a Hamiltonian analysis of the Mixmaster Universe dynamics on the base of a standard Arnowitt-Deser-Misner Hamiltonian approach, showing the covariant nature of its chaot…