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JOURNALS // Sibirskii Matematicheskii Zhurnal // Archive

2021, Volume 62, Number 4


Some remarks on high degree polynomial integrals of the magnetic geodesic flow on the two-dimensional torus
S. V. Agapov, A. A. Valyuzhenich, V. V. Shubin
715
Separated lattices of multiply $\sigma$-local formations
N. N. Vorob'ev, I. I. Stasel'ko, A. O. Hojagulyyev
721
Horizontal joinability in canonical 3-step Carnot groups with corank 2 horizontal distributions
A. V. Greshnov, R. I. Zhukov
736
On unconditional and absolute convergence of the Haar series in the metric of $L^{p}[0,1]$ with $0<p<1$
M. G. Grigoryan
747
The subspace of almost convergent sequences
R. E. Zvolinskii, E. M. Semenov
758
Intersections of three nilpotent subgroups in a finite group
V. I. Zenkov
764
A one-parametric method for determining parameters in the Schwarz–Christoffel integral
I. A. Kolesnikov
784
On a lemma arising in the solution of Waring's problem
S. V. Konyagin, V. Yu. Protasov
803
About the limit spectra of some unbounded selfadjoint integral operators
V. B. Korotkov
807
Refinement of the relations between mixed smoothness moduli in $L_1$ and $L_q$ metrics
M. K. Potapov, B. V. Simonov
812
Central isotopes of $(-1,1)$-algebras
S. V. Pchelintsev
830
Intrinsic geometry and boundary structure of plane domains
O. Rainio, T. Sugawa, M. Vuorinen
845
On the isomorphism of Sobolev-type classes on metric spaces
A. S. Romanov
864
The root-class residuality of the fundamental groups of graphs of groups
E. V. Sokolov
878
Interval extensions of orders and temporal approximation spaces
A. I. Stukachev
894
On the decomposition of partially commutative groups of varieties and their defining graphs
E. I. Timoshenko
911
A multivalued history-dependent operator and implicit evolution inclusions. II
A. A. Tolstonogov
917
A separation property of the observer-based stabilizing controller for linear delay systems
G. D. Hu
936


© Steklov Math. Inst. of RAS, 2025