Bulletin of the
Korean Mathematical Society
BKMS

ISSN(Print) 1015-8634 ISSN(Online) 2234-3016

Article

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Bull. Korean Math. Soc. 1998; 35(2): 387-395

Printed June 1, 1998

Copyright © The Korean Mathematical Society.

A Harnack inequality for the heat equation on a compact Riemannian manifold with non-convex boundary

Dong Pyo Chi and Jin Hong Kim

Seoul National University, University of California

Abstract

In this article we prove a Harnack inequality for the positive solutions of the heat equation with Neumann boundary condition for a compact Riemannian manifold with possibly \emph{non-convex} boundary.

Keywords: Harnack inequality, heat equation, Laplacian

MSC numbers: Primary 58G11