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

2016, Volume 22, Number 1

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Trudy Instituta Matematiki i Mekhaniki UrO RAN


Finite groups whose prime graphs do not contain triangles. II
O. A. Alekseeva, A. S. Kondrat'ev
3
Estimation of the evolution of a random set
B. I. Anan'ev
14
On a time-optimal control for the generalized Dubins car
Yu. I. Berdyshev
26
On the dual method for a model problem with a crack
E. M. Vikhtenko, R. V. Namm
36
On Thompson's conjecture for alternating and symmetric groups of degree greater than 1361
I. B. Gorshkov
44
A complete asymptotic expansion of a solution to a singular perturbation optimal control problem on an interval with geometric constraints
A. R. Danilin
52
Asymptotics of the optimal time in a time-optimal control problem with a small parameter
A. R. Danilin, O. O. Kovrizhnykh
61
The strong reality and rationality of groups of unitriangular matrices of order $\le 8$ over fields of characteristic 2
O. A. Dubina, S. G. Kolesnikov, N. S. Managarova
71
Asymptotics of multidimensional integrals with singular dependence on a small parameter
A. A. Ershov, M. I. Rusanova
84
Asymptotic calculation of the heat distribution on a plane
S. V. Zakharov
93
Decidability of universal theories and axiomatizability of hereditary classes of graphs
A. V. Il'ev
100
On some exact solutions of the nonlinear heat equation
A. L. Kazakov, S. S. Orlov
112
Asymptotic solution of linear-quadratic problems with cheap controls of different costs
M. A. Kalashnikova, G. A. Kurina
124
On the convergence of solutions of variational problems with bilateral obstacles in variable domains
A. A. Kovalevsky
140
A pronormality criterion for supplements to abelian normal subgroups
A. S. Kondrat'ev, N. V. Maslova, D. O. Revin
153
Symmetrical $2$-extensions of a $2$-dimensional grid. I
E. A. Konovalchik, K. V. Kostousov
159
On a double boundary layer in a nonlinear boundary value problem
S. A. Kordyukova, L. A. Kalyakin
180
On the asymptotics of a solution to an equation with a small parameter in a neighborhood of a point of inflexion
E. F. Lelikova
197
On automorphisms of a distance-regular graph with intersection array $\{204,175,48,1;1,12,175,204\}$
A. A. Makhnev, M. S. Nirova, D. V. Paduchikh
212
Small $AT4$-graphs and strongly regular subgraphs corresponding to them
A. A. Makhnev, D. V. Paduchikh
220
On $K_{1,3}$-free strictly Deza graphs
A. V. Mityanina
231
Reduction of the graph isomorphism problem to checking the equality of polynomials of $n$ variables
A. V. Prolubnikov
235
Codimensions of varieties of Poisson algebras with Lie nilpotent commutants
S. M. Ratseev, O. I. Cherevatenko
241
On some properties of the Navier-Stokes equations
L. I. Rubina, O. N. Ul'yanov
245
On graphs with vertices of two colors and groups with 3-transpositions
A. I. Sozutov, I. O. Aleksandrova
257
On estimating the error of an approximate solution caused by the discretization of an integral equation of the first kind
V. P. Tanana, A. I. Sidikova
263
Asymptotic expansion for a solution of an ordinary second-order differential equation with three turning points
D. A. Tursunov
271
The construction of singular curves for generalized solutions of eikonal-type equations with a curvature break in the boundary of the boundary set
A. A. Uspenskii, P. D. Lebedev
282
Compactifiers in extension constructions for reachability problems with constraints of asymptotic nature
A. G. Chentsov
294
On $S\Phi$-embedded subgroups of finite groups
L. Zhang, Guo Wen Bin, L. Huo
310


© Steklov Math. Inst. of RAS, 2025