Seminário de Teoria Quântica do Campo Topológica  

04/07/2018, 11:30 — 12:30 — Sala P3.10, Pavilhão de Matemática
Björn Gohla, GFM Univ. Lisboa

A Categorical Model for the Hopf Fibration

We give a description up to homeomorphism of $S^3$ and $S^2$ as classifying spaces of small categories, such that the Hopf map $S^3\longrightarrow{}S^2$ is the realization of a functor.