Nikolai’ Nikolaevich Dobrovol’skii’

Russian Federation

candidate of physical and mathematical sciences, department of applied mathematics and computer science, Tula State University; associate professor of the department of algebra, mathematical analysis and geometry, Tula State L. N. Tolstoy Pedagogical University (Tula)

Nikolai’ Vladimirovich Larin
Tula State University (Tula)
Russian Federation

candidate of physical and mathematical sciences, department of applied mathematics and computer science

Sergey Alekseevich Skobel’tsyn
Tula State University (Tula)
Russian Federation

candidate of physical and mathematical sciences, department of applied mathematics and computer science

Lev Alekseevich Tolokonnikov
Tula State University (Tula)
Russian Federation

doctor of physical and mathematical sciences, professor, department of applied mathematics and computer science