For citations:
Aleksandrov V.A., Bogoyavlenskaya O.A., Ulyanov A.P. Higher Mathematics Chair of the Physics Department at Novosibirsk State University. SIBERIAN JOURNAL OF PHYSICS. 2022;17(1):94-103. (In Russ.) https://doi.org/10.25205/2541-9447-2022-17-1-94-103