English

Optimal density lower bound on nonisentropic gas dynamics

Analysis of PDEs 2018-12-19 v1

Abstract

In this paper, we prove a time dependent lower bound on density in the optimal order O(1/(1+t))O(1/(1+t)) for the general smooth nonisentropic flow of compressible Euler equations.

Keywords

Cite

@article{arxiv.1812.07379,
  title  = {Optimal density lower bound on nonisentropic gas dynamics},
  author = {Geng Chen},
  journal= {arXiv preprint arXiv:1812.07379},
  year   = {2018}
}

Comments

arXiv admin note: text overlap with arXiv:1508.04337

R2 v1 2026-06-23T06:46:11.411Z