Results 21 to 30 of about 669,567 (373)

Continuity of the dual Haar measure

open access: yesComptes Rendus. Mathématique, 2021
Given a continuous field of locally compact groups, we show that the field of the Plancherel weights of their C*-algebras is lower semi-continuous. As a corollary, we obtain that the dual Haar system of a continuous Haar system of a locally compact ...
Renault, Jean
doaj   +1 more source

The nub of an automorphism of a totally disconnected, locally compact group [PDF]

open access: yesErgodic Theory and Dynamical Systems, 2011
To any automorphism, $\alpha $, of a totally disconnected, locally compact group, $G$, there is associated a compact, $\alpha $-stable subgroup of $G$, here called the nub of $\alpha $, on which the action of $\alpha $ is ergodic.
G. Willis
semanticscholar   +1 more source

The weights of closed subgroups of a locally compact group [PDF]

open access: yes, 2012
. Let G be an infinite locally compact group and let be a cardinal satisfying for the weight of G. It is shown that there is a closed subgroup N of G with .
S. Hernández, K. Hofmann, S. Morris
semanticscholar   +1 more source

Derivative for Functions f:GH, Where G Is a Metric Divisible Group

open access: yesMathematics, 2022
In this paper, a derivative for functions f:G→H, where G is any metric divisible group and H is a metric Abelian group with a group metric, is defined. Basic differentiation theorems are stated and demonstrated. In particular, we obtain the Chain Role.
Héctor Andrés Granada Díaz   +2 more
doaj   +1 more source

Coherent Frames [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
Frames which can be generated by the action of some operators (e.g. translation, dilation, modulation, ...) on a single element $f$ in a Hilbert space, called coherent frames.
Ataollah Askari Hemmat   +2 more
doaj   +1 more source

Exactness of locally compact groups

open access: yesAdvances in Mathematics, 2017
18 pages, to appear in Adv ...
Jacek Brodzki, Chris Cave, Kang Li
openaire   +4 more sources

On Character Space of the Algebra of BSE-functions [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
Suppose that $A$ is a semi-simple and commutative Banach algebra. In this paper we try to characterize the character space of the Banach algebra $C_{rm{BSE}}(Delta(A))$ consisting of all  BSE-functions on $Delta(A)$ where $Delta(A)$ denotes the character
Mohammad Fozouni
doaj   +1 more source

Asymptotic invariants of lattices in locally compact groups

open access: yesComptes Rendus. Mathématique, 2023
The aim of this work is to understand some of the asymptotic properties of sequences of lattices in a fixed locally compact group. In particular we will study the asymptotic growth of the Betti numbers of the lattices renormalized by the covolume and the
Carderi, Alessandro
doaj   +1 more source

A Note on Semi-Groups in a Locally Compact Group [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1960
Anatole Beck
openalex   +3 more sources

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