Perfect fluids from high power sigma-models
Differential Geometry
2011-12-19 v4 Cosmology and Nongalactic Astrophysics
High Energy Physics - Theory
Abstract
Certain solutions of a sextic sigma-model Lagrangian reminiscent of Skyrme model correspond to perfect fluids with stiff matter equation of state. We analyse from a differential geometric perspective this correspondence extended to general barotropic fluids.
Cite
@article{arxiv.1006.1133,
title = {Perfect fluids from high power sigma-models},
author = {Radu Slobodeanu},
journal= {arXiv preprint arXiv:1006.1133},
year = {2011}
}
Comments
17 pages. Version published in IJGMMP 8 (2011). Added Example 3.4 and 1 reference