Contents

Mathematical Models and Computer Simulations

Vol. 18, No. 3, 2026

On the Issue of a Generalized Formulation of an Unsteady Problem of Coupled Thermoelasticity in Stresses

E. V. Davidenko, A. V. Zemskov, and D. V. Tarlakovskii p. 291  abstract

Modeling Wave Processes in Room Acoustics Using the Ray Tracing Method

M. A. Sumbatyan and D. S. Baraeva p. 305  abstract

On Implementation of Monotonicity Preserving Reconstruction of Variables in EBR Schemes

M. V. Abakumov, I. V. Abalakin, V. A. Isakov, and T. K. Kozubskaya p. 318  abstract

Orthogonal Central Composite Design to Study Acoustic Scattering on the System of Sound-Permeable Spheres

E. Sh. Nasibullaeva p. 330  abstract

Cognitive Factor Modeling and Its Use to Study Complex Processes in the Cryolithozone

V. I. Baluta, S. S. Varykhanov, V. P. Osipov, Yu. G. Rykov, and B. N. Chetverushkin p. 340  abstract

Modeling Flame Formation and Fuel Combustion under Prechamber Ignition

S. S. Sergeev p. 349  abstract

Computation of Reflections from Hydraulic Fractures Using the Schoenberg Fracture Model in the Spectral Element Method

P. V. Beloklokov and I. L. Sofronov p. 358  abstract

Testing Numerical Calculation Methods and Programs by Estimating the Heat Flux in the Area of a Separated Flow due to Shock Wave on a Flat Sharp Plate with a Mounted Vertical Sharp Wedge

A. A. Aksenov, E. V. Babich, S. Bakhne, V. Ya. Borovoy, S. M. Bosnyakov, V. V. Vlasenko, G. E. Dumnov, S. V. Zhluktov, R. N. Zhuchkov, A. S. Kozelkov, E. V. Kolesnik, D. A. Korchazhkin, N. S. Kuranosov, S. V. Matyash, S. V. Mikhailov, V. E. Mosharov, V. N. Radchenko, E. M. Smirnov, A. A. Sobachkin, E. V. Streltsov, V. A. Talyzin, A. I. Troshin, N. A. Kharchenko, A. Yu. Chuprikov, and M. A. Yakunov p. 373  abstract

Superfast Finite Difference Algorithms for Solving Fredholm Equations of the First and Second Kinds

A. A. Belov and Zh. O. Dombrovskaya p. 396  abstract

Flow and Heat Flux Features for Supersonic Flow Past a Flying Vehicle Model

Ya. V. Khanhasaeva, V. E. Borisov, A. E. Lutsky, and A. V. Severin p. 409  abstract