Simplest Cosmological Model with the Scalar Field

Author:

Kamenshchik A. Yu.1,Khalatnikov I. M.,Toporensky A. V.2

Affiliation:

1. L. D. Landau Institute for Theoretical Physics, Russian Academy of Sciences, Kosygin str. 2, Moscow, 117334, Russia

2. Sternberg Astronomical Institute, Moscow University, Moscow, 119899, Russia

Abstract

We investigate the simplest cosmological model with the massive real scalar non-interacting inflaton field minimally coupled to gravity. The classification of trajectories in closed minisuperspace Friedmann–Robertson–Walker model is presented. The possible fractal nature of a set of infinitely bounced trajectories is discussed. The results of numerical calculations are compared with those obtained by perturbative analytical calculations around the exactly solvable minisuperspace cosmological model with massless scalar field.

Publisher

World Scientific Pub Co Pte Lt

Subject

Space and Planetary Science,Astronomy and Astrophysics,Mathematical Physics

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