English

On the Cauchy problem for the Muskat equation. II: Critical initial data

Analysis of PDEs 2021-03-04 v2

Abstract

We prove that the Cauchy problem for the Muskat equation is well-posed locally in time for any initial data in the critical space of Lipschitz functions with three-half derivative in L2L^2. Moreover, we prove that the solution exists globally in time under a smallness assumption.

Keywords

Cite

@article{arxiv.2009.08442,
  title  = {On the Cauchy problem for the Muskat equation. II: Critical initial data},
  author = {Thomas Alazard and Quoc-Hung Nguyen},
  journal= {arXiv preprint arXiv:2009.08442},
  year   = {2021}
}

Comments

This is a sequel to our previous paper arXiv:2009.04343

R2 v1 2026-06-23T18:37:18.621Z