Remarks Connected with the Weak Limit of Iterates of Some Random-Valued Functions and Iterative Functional Equations

Autor: Baron Karol
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Annales Mathematicae Silesianae, Vol 34, Iss 1, Pp 36-44 (2020)
Druh dokumentu: article
ISSN: 2391-4238
DOI: 10.2478/amsil-2019-0015
Popis: The paper consists of two parts. At first, assuming that (Ω, A, P) is a probability space and (X, ϱ) is a complete and separable metric space with the σ-algebra 𝒝 of all its Borel subsets we consider the set 𝒭c of all 𝒝 ⊗ 𝒜-measurable and contractive in mean functions f : X × Ω → X with finite integral ∫ Ω ϱ (f(x, ω), x) P (dω) for x ∈ X, the weak limit π f of the sequence of iterates of f ∈ 𝒭c, and investigate continuity-like property of the function f ↦ πf, f ∈ 𝒭c, and Lipschitz solutions φ that take values in a separable Banach space of the equation
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