Current Issue

2025. vol. 51. no. 2.

Contents
Message from the Editorial Board7
Parovik R.I. Scientific journal “Bulletin KRASEC. Physical and Mathematical Sciences”. Results of work over the past 15 years and development prospects9
MATHEMATICS
Bekiev A. B. On solvability of one inverse problem for a fourth order equation in the rectangular domain28
Usmonov D. A., Omonova A. N. Non-Local initial-Boundary value problem for a degenerate second order equation with fractional Caputo derivative and Riemann-Liouville integral45
Yusubov Sh. Sh., Huseynova M. N. On the correct solvability of a nonlocal boundary value problem for loaded fourth-order hyperbolic equations with impulse effects57
MATHEMATICAL MODELING
Takhirov J. O., Abdurakhmonov T. T., Saidov A. A. The existence theorem for a solution to the problem of optimal control of the customs clearance process73
INSTRUMENTS AND METHODS OF MEASUREMENT
Izrapil R. I., Bednyakov I. V., Glagolev V. V., Ni R. V., Pluzhnikov A. A., Polyakov K. V., Lyablin M. V., Krasnoperov A. M., Kuzkin A. M., Klemeshov Yu. V., Parovik R. I., Glukhov V. E. Registration of microseismic events in Petropavlovsk-Kamchatsky using a precision laser inclinometer85
Larionov I. A., Aleksandrov D. V., Dubrov M. N., Eremin I. S., Kalenov D. S. Application of spatially separated laser strainmeters for recording seismic-strain oscillations of the Earth’s surface102
Malkin E. I., Druzhin G. I. Hardware-software complex and method of VLF radiation observations in Kamchatka122