Fundamental groups for ergodic actions and actions with unit fundamental groups SL Gefter, VY Golodets
Publications of the Research Institute for Mathematical Sciences 24 (6), 821-847, 1988
63 1988 Outer automorphism group of the ergodic equivalence relation generated by translations of dense subgroup of compact group on its homogeneous space SL Gefter
Publications of the research institute for mathematical sciences 32 (3), 517-538, 1996
20 1996 Fundamental Solution of an Implicit Linear Inhomogeneous First Order Differential Equation Over an Arbitrary Ring. S Gefter, A Goncharuk
Journal of Mathematical Sciences 219 (6), 2016
10 2016 Fundamental Solution of the Simplest Implicit Linear Differential Equation in a Vector Space. S Gefter, T Stulova
Journal of Mathematical Sciences 207 (2), 2015
9 2015 On solutions of zero exponential type for some inhomogeneous differential-difference equations in a Banach space S Gefter, T Stulova
Progress and Challenges in Dynamical Systems: Proceedings of the …, 2013
9 2013 On Holomorphic Solutions of Some Implicit Linear Differential Equations in a Banach Space S Gefter, T Stulova
Modern Analysis and Applications: The Mark Krein Centenary Conference Volume …, 2009
9 2009 On cohomologies of ergodic actions of a T-group on homogeneous spaces of a compact Lie group SL Gefter
Operators in functional spaces and questions of function theory, 77-83, 1987
9 1987 Differential operators of infinite order in the space of formal Laurent series and in the ring of power series with integer coefficients SL Gefter
Journal of Mathematical Sciences 239, 282-291, 2019
8 2019 Implicit linear nonhomogeneous difference equation in banach and locally convex spaces SL Gefter, AL Piven
Журнал математической физики, анализа, геометрии 15 (3), 336-353, 2019
8 2019 Generalized backward shift operators on the ring ℤ[[x]], Cramer’s rule for infinite linear systems, and p -adic integers S Gefter, A Goncharuk
The Diversity and Beauty of Applied Operator Theory, 247-259, 2018
8 2018 Application of the p-adic topology on Z to the problem of finding solutions in integers of an implicit linear difference equation VA Gerasimov, SL Gefter, AB Goncharuk
Journal of Mathematical Sciences 235 (3), 256-262, 2018
7 2018 Ergodic equivalence relation without outer automorphisms, Dopov SL Gefter
Dokl. Akad. Nauk Ukraıni 11, 25-27, 1993
7 1993 The Hurwitz Product, p -Adic Topology on ℤ, and Fundamental Solution to Linear Differential Equation in the Ring ℤ[[x ]] SL Gefter, AB Goncharuk
Journal of Mathematical Sciences 228, 633-638, 2018
6 2018 The power series SL Gefter, VN Mokrenyuk
Zhurnal Matematicheskoi Fiziki, Analiza, Geometrii [Journal of Mathematical …, 2005
5 2005 On entire solutions of exponential type for some implicit linear differential-difference equation in a Banach space S Gefter, T Stulova
Journal of Mathematical Sciences 202 (4), 541-546, 2014
4 2014 On holomorphic solutions of the heat equation with a Volterra operator coefficient S Gefter, A Vershynina
Methods of Functional Analysis and Topology 13 (04), 329-332, 2007
4 2007 Implicit linear differential-difference equations in the module of formal generalized functions over a commutative ring SL Gefter, AL Piven’
Journal of Mathematical Sciences 255 (4), 409-422, 2021
3 2021 Uniqueness Criterion and Cramer’s Rule for Implicit Higher Order Linear Difference Equations Over VV Martseniuk, SL Gefter, AL Piven’
International Conference on Difference Equations and Applications, 311-325, 2019
3 2019 Operator Bruwier Series and Initial Problem for a Linear Differential-Difference Equation in a Banach Space. S Gefter, A Piven, A Tanasichuk
Journal of Mathematical Sciences 226 (4), 2017
3 2017 On entire solutions of exponential type of some implicit linear differential-difference equation in a Banach space SL Gefter, TE Stulova
Zapiski Nauchnykh Seminarov POMI 416, 91-97, 2013
3 2013 