# Decoupling gravitational sources in general relativity: from perfect to anisotropic fluids

## TL;DR

This paper introduces a straightforward method for decoupling gravitational sources in general relativity, enabling the generation of anisotropic solutions from perfect fluid models for self-gravitating systems.

## Contribution

It presents a novel, systematic approach to decoupling sources in Einstein's equations, simplifying the creation of anisotropic solutions from known perfect fluid solutions.

## Key findings

- A simple method for source decoupling in Einstein's equations.
- Generation of anisotropic solutions from perfect fluid models.
- Enhanced tools for modeling self-gravitating systems.

## Abstract

We show the first simple, systematic and direct approach to decoupling gravitational sources in general relativity. As a direct application, a robust and simple way to generate anisotropic solutions for self-gravitating systems from perfect fluid solutions is presented.