Markov Extensions and Conditionally Invariant Measures for Certain Logistic Maps with Small Holes

dc.creatorDemers, Mark F.
dc.date2004-04-13
dc.date2006-02-03
dc.date.accessioned2026-07-07T06:36:42Z
dc.date.available2026-07-07T06:36:42Z
dc.descriptionWe study the family of quadratic maps f_a(x) = 1 - ax^2 on the interval [-1,1] with a between 0 and 2. When small holes are introduced into the system, we prove the existence of an absolutely continuous conditionally invariant measure using the method of Markov extensions. The measure has a density which is bounded away from zero and is analogous to the density for the corresponding closed system. These results establish the exponential escape rate of Lebesgue measure from the system, despite the contraction in a neighborhood of the critical point of the map. We also prove convergence of the conditionally invariant measure to the SRB measure for f_a as the size of the hole goes to zero.
dc.description35 pages. New version contains mainly minor revisions with some clarification of the arguments
dc.identifierhttps://arxiv.org/abs/math/0404256
dc.identifierhttp://arxiv.org/abs/math/0404256
dc.identifierErgod. Th. and Dynam. Sys. 25:4 (2005), 1139-1171
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/100170
dc.subjectDynamical Systems
dc.subject37E05 (primary) 37C40, 37D25 (secondary)
dc.titleMarkov Extensions and Conditionally Invariant Measures for Certain Logistic Maps with Small Holes
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