A sharp bound for the ratio of the first two eigenvalues of Dirichlet Laplacians and extensions

Pages 601-628 from Volume 135 (1992), Issue 3 by Mark S. Ashbaugh, Rafael D. Benguria

Abstract

DOI
https://doi.org/10.2307/2946578
MR
1166646
zbMATH
0757.35052

Authors

Mark S. Ashbaugh

Rafael D. Benguria