Ergodic theorems in fully symmetric spaces of measurable operators

V Chilin, S Litvinov - arXiv preprint arXiv:1410.1451, 2014 - arxiv.org
In [11], employing the technique of noncommutative interpolation, a maximal ergodic
theorem in noncommutative Lp-spaces, 1< p< infinity, was established and, among other …

Uniform equicontinuity of sequences of measurable operators and non-commutative ergodic theorems

S Litvinov - Proceedings of the American Mathematical Society, 2012 - ams.org
The notion of uniform equicontinuity in measure at zero for sequences of additive maps from
a normed space into the space of measurable operators associated with a semifinite von …

[HTML][HTML] Noncommutative multi-parameter Wiener–Wintner type ergodic theorem

G Hong, M Sun - Journal of Functional Analysis, 2018 - Elsevier
In this paper, we establish a multi-parameter version of Bellow and Losert's Wiener–Wintner
type ergodic theorem for dynamical systems not necessarily commutative. More precisely …

Individual ergodic theorems in noncommutative Orlicz spaces

V Chilin, S Litvinov - Positivity, 2017 - Springer
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On individual ergodic theorems for semifinite von Neumann algebras

V Chilin, S Litvinov - Journal of Mathematical Analysis and Applications, 2021 - Elsevier
It is known that, for a positive Dunford-Schwartz operator in a noncommutative L p-space,
1≤ p<∞, or, more generally, in a noncommutative Orlicz space with order continuous norm …

On the non-commutative Neveu decomposition and ergodic theorems for amenable group action

P Bikram, D Saha - Journal of Functional Analysis, 2023 - Elsevier
We prove non-commutative analogue of Neveu decomposition for actions of locally compact
amenable groups on finite von Neumann algebras. In addition, if we assume G= Z+ or G is a …

On the non-commutative Neveu decomposition and stochastic ergodic theorems

P Bikram, D Saha - arXiv preprint arXiv:2308.13907, 2023 - arxiv.org
In this article, we prove Neveu decomposition for the action of the locally compact amenable
semigroup of positive contractions on semifinite von Neumann algebras and thus, it entirely …

On noncommutative ergodic theorems for semigroup and free group actions

P Bikram, D Saha - arXiv preprint arXiv:2307.00542, 2023 - arxiv.org
In this article, we consider actions of\mathcal {Z} _+^ d,\mathcal {R} _+^ d and finitely
generated free groups on a von Neumann algebras $ M $ and prove a version of maximal …

Uniform equicontinuity for sequences of homomorphisms into the ring of measurable operators

VI Chilin, SN Litvinov - Methods of Functional Analysis and …, 2006 - mfat.imath.kiev.ua
We introduce a notion of uniform equicontinuity for sequences of functions with the values in
the space of measurable operators. Then we show that all the implications of the classical …

Noncommutative harmonic analysis on semigroups

Y Jiao, M Wang - Indiana University Mathematics Journal, 2017 - JSTOR
In this paper, we obtain some noncommutative multiplier theorems and maximal inequalities
on semigroups. As applications, we obtain the corresponding individual ergodic theorems …