Seminars: Selman Akbulut, On disproving 4-dimensional Smale Conjecture

SEMINARS


Mathematical Colloquium of the Bauman Moscow State Technical University January 21, 2021 17:30, Moscow, Bauman Moscow State Technical University

On disproving 4-dimensional Smale Conjecture Selman Akbulut Gokova Geometry Topology Institute
Abstract: We present the construction of a self diffeomorphism of $S^4$ which is not isotopic to identity. This disproves a 4-dimensional version of the Smale Conjecture. Zoom-conference identificator: 811 2983 6901; Password: 138675 Language: English Website: https://us02web.zoom.us/j/81129836901?pwd=ZHU0UlhKZ0hZTlNZTitKemNGZHlIUT09