Results 21 to 30 of about 39,038 (168)

Classifying crossed product C*-algebras [PDF]

open access: yes, 2015
I combine recent results in the structure theory of nuclear C*-algebras and in topological dynamics to classify certain types of crossed products in terms of their Elliott invariants.
Winter, Wilhelm
core   +1 more source

Ergodic Theory: Nonsingular Transformations

open access: yes, 2009
This survey is a 2022 update of the 2008 version, with recent developments and new references.
Danilenko, Alexandre I., Silva, Cesar E.
openaire   +2 more sources

Eigen Operators of Ergodic Transformations [PDF]

open access: yesTransactions of the American Mathematical Society, 1960
The importance of eigenvalues as a tool in the study of m.p.t.'s suggests that eigen operators, which include eigenvalues as a special case, may prove a yet finer tool in this work. In this paper, we will investigate the nature of eigen operators and their relation to their corresponding ergodic transformations.
openaire   +2 more sources

The simulation solution of nonlinear problems of ergodic electric-power processes transformation

open access: yesMATEC Web of Conferences, 2017
The algorithm for the simulation solution of the stochastic electric-power processes problems (quadratic inertial smoothing (QIS) and quadratic cumulative averaging (QCA)) has been stated.
Bulgakov Alexander
doaj   +1 more source

Predictability, entropy and information of infinite transformations

open access: yes, 2009
We show that a certain type of quasi finite, conservative, ergodic, measure preserving transformation always has a maximal zero entropy factor, generated by predictable sets.
Aaronson, Jon, Park, Kyewon Koh
core   +1 more source

Construction of ergodic transformations

open access: yesAdvances in Mathematics, 1982
Classes of piecewise constant functions, which can serve as the ergodic densities for constructible piecewise linear transformations, are characterized. Let ℋm denote the class of non-negative, continuous, piecewise monotonic functions f from an interval J into J, satisfying: (i) |f′ (x)| ≤ m, where the derivative exists, and (ii) f(x) has the value 0 ...
Friedman, Nathan, Boyarsky, Abraham
openaire   +2 more sources

Ergodicity and Conservativity of products of infinite transformations and their inverses

open access: yes, 2015
We construct a class of rank-one infinite measure-preserving transformations such that for each transformation $T$ in the class, the cartesian product $T\times T$ of the transformation with itself is ergodic, but the product $T\times T^{-1}$ of the ...
Clancy, Julien   +6 more
core   +1 more source

A survey on spectral multiplicities of ergodic actions [PDF]

open access: yes, 2011
Given a transformation $T$ of a standard measure space $(X,\mu)$, let $\Cal M(T)$ denote the set of spectral multiplicities of the Koopman operator $U_T$ defined in $L^2(X,\mu)\ominus\Bbb C$ by $U_Tf:=f\circ T$. It is discussed in this survey paper which
Danilenko, Alexandre I.
core   +1 more source

Dense graph limits under respondent-driven sampling

open access: yes, 2016
We consider certain respondent-driven sampling procedures on dense graphs. We show that if the sequence of the vertex-sets is ergodic then the limiting graph can be expressed in terms of the original dense graph via a transformation related to the ...
Athreya, Siva, Röllin, Adrian
core   +1 more source

Second order ergodic theorems for ergodic transformations of infinite measure spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
For certain pointwise dual ergodic transformations T T we prove almost sure convergence of the log-averages \[ 1 log ⁡ N ∑ n = 1 N 1
Aaronson, Jon   +2 more
openaire   +2 more sources

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