Plane-symmetric inhomogeneous Brans-Dicke cosmology with an equation of state $p=\gamma \rho$

TL;DR

This paper introduces a new exact solution in Brans-Dicke theory describing an inhomogeneous, plane-symmetric cosmological model with a perfect fluid obeying a linear equation of state, highlighting its key properties.

Contribution

The paper provides a novel exact solution in Brans-Dicke theory for an inhomogeneous, plane-symmetric universe with a specific equation of state, expanding the set of known cosmological models.

Findings

The solution exhibits specific inhomogeneous and plane-symmetric properties.

Main physical and geometric properties of the solution are analyzed.

The model's behavior under different values of b3 is discussed.

Abstract

We present a new exact solution in Brans-Dicke theory. The solution describes inhomogeneous plane-symmetric perfect fluid cosmological model with an equation of state $p=\gamma \rho$. Some main properties of the solution are discussed.