The international conference "Workshop OTHA Fall 2022" was held in Sirius, Sochi, from December 18 to 22, 2022. Leading experts and young scientists from Moscow, Rostov-on-Don, St. Petersburg, Vladikavkaz, Yaroslavl, Belgorod, Sweden, Armenia, Belarus, Mexico, and Ecuador participated in the conference.

The event is part of a series of international scientific conferences "Modern methods and problems of Operator Theory and Harmonic Analysis, and their applications" (OTHA - Operator Theory and Harmonic Analysis).

Invited speakers: Armen Sergeev (Moscow), Andrey Muravnik (Moscow), Adolph Mirotin (Belarus), Alexey Karapetyants (Rostov-on-Don), Igor Pavlov (Rostov-on-Don), Alexander Nazarov (Saint Petersburg), Tatiana Suslina (Saint Petersburg), Evgeny Panov (Veliky Novgorod), Anatoly Kusrayev (Vladikavkaz), Konstantin Fedorovskiy (Moscow), Evgeny Berezhnoy (Yaroslavl), Hedenmalm Håkan (Sweden), Sergey Sitnik (Belgorod), Vladimir Petrov (Saint Petersburg), Zalina Kusrayeva (Vladikavkaz), Oleg Avsyankin (Rostov-on-Don), Armen Vagarshakyan (Armenia), Dmitry Rokhlin (Rostov-on-Don).

This conference continued in Rostov-on-Don at the Southern Federal University. On December 23 presentations were made by Gennady Ougolnitsky, Alexander Vatulyan, Boris Steinberg, Yakov Erusalimskyi, Valery Levenshtam, Mikhail Norkin, Boris Vakulov, Oleg Kudryavtsev, Vadim Kryakvin, and Sergey Grudsky (Mexico), a foreign member of the RMC.

At the closing event, Alexey Karapetyants, director of the RMC and organizer of the OTHA-Fall 2022 workshop, shared with colleagues the scientific achievements and results of the Center for 2022, presented 4 special issues in leading scientific journals, and spoke about the results of the Journal of Mathematical Sciences (Series A) in 2022.