Dynamics of Bianchi IX universe with massive scalar field

TL;DR

This paper investigates the complex behavior of the Bianchi IX universe when coupled with a massive scalar field, revealing conditions for non-singular cosmic transitions through numerical analysis.

Contribution

It introduces a detailed numerical study of non-singular solutions in Bianchi IX models with massive scalar fields, highlighting new transition possibilities.

Findings

Non-singular transition from contraction to expansion identified.

Initial conditions for non-singular solutions characterized.

Numerical methods applied to complex cosmological dynamics.

Abstract

The dynamics of the Bianchi IX cosmological model with minimally coupled massive real scalar field is studied. The possibility of non-singular transition from contraction to expansion is shown. A set of initial conditions that lead to non-singular solutions is studied numerically.