Sergei SitnikSergei Sitnik is a Professor at the Chair of Applied Mathematics and Computer Modeling, Institute of Engineering and Digital Technologies, at Belgorod State National Research University (“BSU”), Belgorod, Russia. Не started scientific work on transmtations and PDE theory in 1980s in Voronezh University under the guidance of Professors I. A. Kipriyanov and V. V. Katrakhov. In his research he combines theoretical and applied problems. His fields of interest are: transmutation operators, integral transforms and special functions, singular and fractional order differential equations, numerical methods and mathematical modeling. S. M. Sitnik is an author of approximately 350 scientific papers and 2 monographs. Read More Read Less