Vladimir Vershinin - Surfaces, braids and homotopy groups of spheres

Описание: Talk at the International Conference "Morse theory and its applications" dedicated to the memory and 70th anniversary of Volodymyr Sharko (25.09.1949-07.10.2014) who worked at the Institute of Mathematics of National Academy of Sciences of Ukraine, Kyiv, Ukraine.
The conference held on September 25-28, 2019, at the National Dragomanov Pedagogical University, Kyiv, Ukraine
Conference web page:
https://www.imath.kiev.ua/~topology/c...