Dissipativity conjecture for products of conservative interval maps without acips

Let II be an interval, let f:IIf:I\to I be an interval map, and let λ\lambda be Lebesgue measure. Suppose that (I,f,λ)(I,f,\lambda) is conservative and has no absolutely continuous invariant probability measure. Let kxk_x be the induced time associated to the induced map in Theorem~, and suppose that kxk_x is non-integrable with respect to Lebesgue measure and satisfies

λ({x:kx>s})1logs.\lambda(\{x:k_x>s\})\geq \frac{1}{\log s}.

Dissipativity conjecture. The product system (I2,f2,λ2)(I^2,f_2,\lambda_2) is dissipative.

The conjecture proposes conditions under which almost every pair may be Li--Yorke without having a dense orbit, by forcing the product measure to fail conservativity. The existence of conservative interval maps without acips and with exotic induced-time behavior was established in earlier work, but the supplied source does not establish this specific product dissipativity claim.

Sources & referencesView supporting material

Primary source

Henk Bruin and Víctor Jiménez López, “On the Lebesgue measure of Li-Yorke pairs for interval maps”, arXiv:0911.1869 (2009).

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