Oscillation criteria for selfadjoint elliptic equations

Kurt Kreith and Curtis Clyde Travis, Jr.

Vol. 41 (1972), No. 3, 743–753

DOI: 10.2140/pjm.1972.41.743

Abstract

This paper extends several of the classical oscillation criteria for the Sturm-Liouville equation (au′)′ + cu = 0 to selfadjoint elliptic equations of the form

Mathematical Subject Classification 2000

Primary: 35B05

Milestones

Received: 17 February 1971

Revised: 4 May 1971

Published: 1 June 1972