No. 3 (70) (2025): Bulletin of Perm University. Mathematics. Mechanics. Computer Science

View No. 3 (70) (2025): Bulletin of Perm University. Mathematics. Mechanics. Computer Science

Published: 2025-11-03

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Mathemathics

The Semigroups of All Binary Relations on Set

Evgeny M. Vechtomov, Arseny A. Mamaev

5-14
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An Integro-Differential Equations System for a Quasi-Stationary Elec-tromagnetic Field in a Nonmagnetic Conductive Body Under a Dielectric Layer

Sergey V. Marvin

5-13
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Numerical Solution of Fredholm Equations With Double Precision by the Integral Kernel Degeneracy Method

Dmitry F. Pastuhov, Yuri F. Pastuhov

31-43
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About Some Properties of Semilattices

Andrey A. Petrov, Alexander P. Shklyaev

44-53
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Mechanics

Gradient Elasticity Theories and Methods for Identifying Gradient Model Parameters

Valery N. Aptukov, Marina A. Barulina

54-70
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Formation of Optical Polymer Bridge for Fiber-Optic Temperature Sensor

Maria A. Chesnokova, Danil I. Nurmukhametov, Roman S. Ponomarev, Tatyana A. Terekhina, Valery N. Aptukov

71-79
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Computer Science

A High-Precision Compact Locally One-Dimensional Conservative Spline Scheme for a Two-Dimensional Diffusion Equation in a Quasi-linear Formulation

Alexey Yu. Rakhmanov, Sergey V. Rusakov

80-101
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Modeling of the Target Interception Delay in an ADT-Game With Three Defenders

Alexander S. Samokhin

102-110
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