I. D. Borisov (obituary)
On December 3, 2020, a senior researcher at the Department of Applied Mathematics of V. N. Karazin Kharkiv National University Ivan Dmitrovich Borisov passed away. The bright memory of Ivan Dmitrievich Borisov, a real scientist and a wonderful man, forever remains in the hearts of his colleagues, students and friends.
Copyright (c) 2021 Poslavskyi Sergii, Yuriy Rudnyev
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