The Spectral Analysis of Frobenius Perron Operators

Document Type

Article

Publication Date

6-1-1994

Department

Mathematics

School

Mathematics and Natural Sciences

Abstract

It is known that the Frobenius-Perron operator Ps:L1(0,1)→L1(0,1) associated with a transformation S from [0,1] to itself with inf|S′|>1 is quasi-compact as an operator on the Banach space BV[0,1] of functions of bounded variation in L1(0,1), and thus Ps: BV[0,1]→BV[0,1] possesses only the finite peripheral spectrum and in particular 1 is an isolated eigenvalue of Ps. In this paper, we show that under mild conditions on S, the spectrum of Ps:L1(X)→L1(X) is either the closed unit disk {λϵC:|λ|≤1} or a cyclic subset of {λϵC:|λ|=1}.

Publication Title

Journal of Mathematical Analysis and Applications

Volume

184

Issue

2

First Page

285

Last Page

301

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