Seminar GDEq. Differential equations, their symmetries, invariants and quotients
25 Nov 2020 Valentin Lychagin Geometry of differential equations Страница семинара - https://gdeq.org/Seminar The seminar works at the Independent University of Moscow - https://mccme.ru/ru/nmu/ Эта и другие лекции смотрите на канале RuTube - https://rutube.ru/channel/42881756/