English

Heat flow within convex sets

Differential Geometry 2025-04-04 v2 Analysis of PDEs

Abstract

A solution to the heat equation between Riemannian manifolds, where the domain is compact and possibly has boundary, will not leave a compact and locally convex set before the image of the boundary does.

Keywords

Cite

@article{arxiv.1412.0347,
  title  = {Heat flow within convex sets},
  author = {James Dibble},
  journal= {arXiv preprint arXiv:1412.0347},
  year   = {2025}
}

Comments

8 pages; added discussion of the strong maximum principle, background information on viscosity solutions, and some references; other minor edits throughout

R2 v1 2026-06-22T07:16:27.850Z