Flux-variational formulation of relativistic perfect fluids
General Relativity and Quantum Cosmology
2018-03-26 v1
Abstract
We give a variational formulation of perfect fluids on a general pseudoriemannian manifold by variating tangent fields according the flux produced by them. In this approach no constraints are needed. As a result, Euler and continuity equations are obtained quite directly.
Cite
@article{arxiv.1803.08854,
title = {Flux-variational formulation of relativistic perfect fluids},
author = {Ricardo Alonso-Blanco and Jesús Muñoz-Díaz},
journal= {arXiv preprint arXiv:1803.08854},
year = {2018}
}