Contents

Theoretical and Mathematical Physics

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Vol. 224, No. 2, 2025

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Research Articles

Asymptotics of the solution of a system of singularly perturbed differential equations in the forest fire spread models

R. L. Argun, N. T. Levashova, and E. V. Polezhaeva p. 1311  abstract

Systems of difference equations, symmetries, and integrability conditions

L. Brady, and P. Xenitidis p. 1324  abstract

Noncommutative \(n\)-torus in the magnetic field: volume, scalar curvature, and quantum stochastic equation

M. N. Hounkonnou, and F. Melong p. 1340  abstract

Special solutions of a discrete Painlevé equation for quantum minimal surfaces

P. A. Clarkson, A. Dzhamay, A. N. W. Hone, and B. Mitchell p. 1359  abstract

The negative symmetry classification problem

M. P. Kolesnikov p. 1398  abstract

On a weak periodic internal layer in a problem with a discontinuous reaction

E. I. Nikulin, and A. V. Karamyshev p. 1414  abstract

On the geometric anatomy of a nonwandering continuum possessing the Wada property

D. W. Serow p. 1428  abstract

Cellular quantum billiards generating Boolean algebra representations

S. A. Titarenko p. 1437  abstract

Cycles with the embedded bursting effect in a circle of neural oscillators

I. D. Voronov, M. M. Preobrazhenskaia, and I. V. Teplyashin p. 1452  abstract

Shirokov canonical parameterization of local operators in modern problems of the hadron structure

A. F. Krutov, and V. E. Troitsky p. 1470  abstract

Constrained parameters and exact solution of Schrödinger equation of charged particle in a time-dependent electric field: A unitary transformation approach

R. Ahmim, N. Baouche, and S. Askri p. 1486  abstract

The energy–momentum tensor of the causally disconnected region of the universe, the cosmological constant, and the multiverse

V. I. Kochkin p. 1497  abstract

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