Abstract
The following converse to the Yosida-Kakutani theorem is proved: IfT is a positive operator on a Banach lattice with ‖T n‖/n → 0, thenT is quasi-compact if (and only if) the averages of its iterates converge uniformly to a finite-dimensional projection.
Similar content being viewed by others
References
A. Brunel and D. Revuz,Quelques applications probabilistes de la quasi-compacité, Ann. Inst. H. Poincaré Sect. B10 (1974), 301–337.
S. Horowitz,Transition probabilities and contractions of L ∞, Z. Wahrscheinlichkeitstheorie und Verw. Gebiete24 (1972), 263–274.
M. Lin,On the uniform ergodic theorem, Proc. Amer. Math. Soc.43 (1974), 334–340.
M. Lin,Quasi-compactness and uniform ergodicity of Markov operators, Ann. Inst. H. Poincaré Sect. B11 (1975), 345–354.
H. H. Schaefer,Banach lattices and positive operators, Springer-Verlag, Berlin-Heidelberg-New York, 1974.
K. Yosida and S. Kakutani,Operator theoretical treatment of Markoff’s process and mean ergodic theorem, Ann. Math. (2)42 (1941), 188–228.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Lin, M. Quasi-compactness and uniform ergodicity of positive operators. Israel J. Math. 29, 309–311 (1978). https://doi.org/10.1007/BF02762018
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF02762018