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JOURNALS // Trudy Instituta Matematiki i Mekhaniki UrO RAN // Archive

2022, Volume 28, Number 1

| General information | Contents |


Trudy Instituta Matematiki i Mekhaniki UrO RAN


On the best M-term approximations of functions from the Nikol'skii-Besov class in the Lorentz space
G. A. Akishev
7
An estimation problem with separate constraints on initial states and disturbances
B. I. Anan'ev, P. A. Yurovskikh
27
Taylor Series for Resolvents of Operators on Graphs with Small Edges
D. I. Borisov, L. I. Gazizova
40
Asymptotics of a solution to a time-optimal control problem with an unbounded target set in the critical case
A. R. Danilin, O. O. Kovrizhnykh
58
Regularization analysis of a degenerate problem of impulsive stabilization for a system with time delay
Yu. F. Dolgii, A. N. Sesekin
74
Matching of asymptotic solutions of a parabolic equation in the Cauchy problem with the multiscale evolution of a singularity
S. V. Zakharov
96
Asymptotics of a dynamic saddle-node bifurcation for the nuclear spin model in an antiferromagnet
L. A. Kalyakin
111
On Borwein's identity and weighted Turán type inequalities on a closed interval
M. A. Komarov
127
On finite 4-primary groups having a disconnected Gruenberg-Kegel graph and a composition factor isomorphic to $L_3(17)$ or $Sp_4(4)$
A. S. Kondrat'ev, I. D. Suprunenko, I. V. Khramtsov
139
On the product of operator exponentials
L. F. Korkina, M. A. Rekant
156
The spread set method for the construction of finite quasifields
O. V. Kravtsova, D. S. Skok
164
On the exponents of commutators from P. Hall's collection formula
V. M. Leontiev
182
Inverse Problems in the Class of Distance-Regular Graphs of Diameter $4$
A. A. Makhnev, D. V. Paduchikh
199
On the calculation of the Hausdorff deviation of convex polygons in $\mathbb{R}^2$ from their geometric difference with disks
M. V. Pershakov
209
AT-groups that are not AT-subgroups: Transition from $AT_{\omega}$-groups to $AT_{\Omega}$-groups
A. V. Rozhkov
218
On the $\mathfrak{F}$-Norm of a Finite Group
V. N. Rizhik, I. N. Safonova, A. N. Skiba
232
On periodic completely splittable groups
A. I. Sozutov
239
On the Weiss Conjecture. I
V. I. Trofimov
247
A continuous generalized solution of the Hamilton-Jacobi equation with a three-component Hamiltonian
L. G. Shagalova
257
Open problems formulated at the International Algebraic Conference Dedicated to the 90th Anniversary of A. I. Starostin
I. N. Belousov, A. A. Makhnev, N. A. Minigulov
269
Letter to the editors
A. S. Kondrat'ev, I. V. Khramtsov
276


© Steklov Math. Inst. of RAS, 2025