No. 4 (71) (2025): Bulletin of Perm University. Mathematics. Mechanics. Computer Science

View No. 4 (71) (2025): Bulletin of Perm University. Mathematics. Mechanics. Computer Science

Published: 2025-12-22

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Mathemathics

About Optimal Control Discrete Problem of the Volterra Type of Two-Dimensional Difference Equa-tions System

Kamil B. Mansimov, Malahat Ya. Najafova

5-15
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About the Quasi-Singular Controls Optimality in a Single Optimal Control Problem Described by an Ordinary Differential Equation With an Atypical Functional

Ilaha F. Nagiyeva, Kamil B. Mansimov

16-28
- PDF (Русский)

Mechanics

Visualization of Material Rotation in Simple Shear: An Operator-Based Approach in Continuum Mechanics Implemented With Computer Graphics

Kseniia A. Mokhireva, Alexander L. Svistkov

29-45
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Modeling of the Fracture Behavior Sample Dependence on the Stress State Stiffness Coefficient at the Crack Tip

Leonid A. Prokopyev, Ekaterina M. Maksimova, Yakov M. Andreev, Evgeny S. Lukin, Semen O. Semenov

46-59
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Thermal Balance of the Spacecraft Reflector Frame in Sun-Synchronous Orbit

Andrey R. Fagalov, Anton Yu. Beliaev, Tatyana N. Pomortseva

60-75
- PDF (Русский)

Computer Science

Kinematic Modeling of a SCARA-Type Medical Manipulation Robot Accounting for Non-Parallelism of Rotational Axes and a Manual End-Effector With Four Degrees of Freedom

Dmitry B. Smirnov, Ilya A. Frolov, Andrey A. Vorotnikov, Andrey A. Grin', Oleg V. Levchenko

76-86
- PDF (Русский)