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JOURNALS // Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta // Archive

2020, Volume 55


MATHEMATICS
Influence of random effects on the equilibrium modes in the population dynamics model
E. P. Abramova, T. V. Perevalova
3
Stochastic sensitivity of quasiperiodic and chaotic attractors of the discrete Lotka–Volterra model
A. V. Belyaev, T. V. Perevalova
19
Asymptotic expansion of a solution of a singularly perturbed optimal control problem with a convex integral quality index, whose terminal part additively depends on slow and fast variables
A. R. Danilin, A. A. Shaburov
33
On the spectrum of a Landau Hamiltonian with a periodic electric potential $V\in L^p_{\mathrm {loc}}(\mathbb{R}^2)$, $p>1$
L. I. Danilov
42
Sufficient conditions of a nonlocal solvability for a system of two quasilinear equations of the first order with constant terms
M. V. Dontsova
60
On properties of intersection of $\alpha$-sets
A. A. Ershov, O. A. Kuvshinov
79
Construction of scattering curves in one class of time-optimal control problems with leaps of a target set boundary curvature
P. D. Lebedev, A. A. Uspenskii
93
On certain analogues of linkedness and supercompactness
A. G. Chentsov
113
To the question of optimization of the starting point in the routing problem with restrictions
A. G. Chentsov, P. A. Chentsov
135
Analysis of stochastic sensitivity of Turing patterns in distributed reaction–diffusion systems
A. P. Kolinichenko, L. B. Ryashko
155


© Steklov Math. Inst. of RAS, 2025