Note on cosmology of dimensionally reduced gravitational Chern-Simons

TL;DR

This paper explores cosmological solutions derived from a dimensionally reduced gravitational Chern-Simons term, demonstrating a smooth transition from a decelerated anti-de Sitter phase to an accelerated de Sitter phase.

Contribution

It introduces new cosmological solutions based on the dimensionally reduced Chern-Simons term, highlighting a smooth transition between different cosmic phases.

Findings

Demonstrates a smooth transition from AdS to dS phases

Provides explicit cosmological solutions from reduced Chern-Simons action

Shows potential implications for cosmological models

Abstract

We present cosmological solutions from the dimensionally reduced Chern-Simons term and obtain the smooth transition solution from the decelerated phase (AdS) to the accelerated phase (dS).