Abstract
In terms of the exponential growth of a non-compact Riemannian manifold, we give an upper bounds for the bottom of the essential spectrum of the Laplacian. This is an improvement of Brooks' result.
Citation
Yusuke Higuchi. "A remark on exponential growth and the spectrum of the Laplacian." Kodai Math. J. 24 (1) 42 - 47, 2001. https://doi.org/10.2996/kmj/1106157294
Information