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JOURNALS // Algebra i Analiz // Archive

2020, Volume 32, Issue 6


Research Papers
Criteria for the absence and existence of bounded solutions at the threshold frequency in a junction of quantum waveguides
F. L. Bakharev, S. A. Nazarov
1
Weighted Littlewood–Paley inequality for arbitrary rectangles in $\mathbb{R}^2$
V. A. Borovitskiĭ
24
Structure of the maximal ideal space of $H^\infty$ on the countable disjoint union of open disks
A. Brudnyi
58
Overgroups of subsystem subgroups in exceptional groups: $2A_1$-proof
P. B. Gvozdevskiĭ
72
Szegő-type limit theorems for “multiplicative Toeplitz” operators and non-Følner approximations
N. Nikolski, A. Pushnitski
101
On the separability of cyclotomic schemes over finite fields
I. N. Ponomarenko
124
Parametrized symmetric groups and the second homology of a group
S. Sinchuk
147


© Steklov Math. Inst. of RAS, 2025