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JOURNALS // Sibirskii Matematicheskii Zhurnal // Archive

Sibirsk. Mat. Zh., 2023 Volume 64, Number 5, Pages 1032–1049 (Mi smj7811)

This article is cited in 1 paper

Quasi-invariant and invariant functionals and measures on systems of topological loops and quasigroups

S. V. Ludkovsky

MIREA — Russian Technological University, Moscow

Abstract: Under study are the left-invariant, right-invariant, and quasi-invariant functionals and measures on topological loops and quasigroups. We also address the relations between topologies and measures on loops, the left-invariant, right-invariant, and quasi-invariant functionals and measures on locally connected as well as profinite loops and quasigroups. Moreover, we inspect how the quasi-invariant measures on topological spaces are related to the loop or quasigroup actions on them. Also, we consider the continuations of quasi-invariant functionals and measures on the extensions of topological spaces as well as measures and functionals on the inverse spectra of topological loops and quasigroups.

Keywords: loop, topological quasigroup, functional invariant, quasi-invariant, measure.

UDC: 512.546.8+512.548.77+517.986.6+517.987.1

MSC: 35R30

Received: 02.10.2022
Revised: 21.03.2023
Accepted: 16.05.2023

DOI: 10.33048/smzh.2023.64.509



© Steklov Math. Inst. of RAS, 2025