Dingyu Yang (HU Berlin)

2023/01/27, 13:00

Before the MATH+ Friday Colloquium by Prof. Bruno Vallette

Before the MATH+ Friday Colloquium by Prof. Bruno Vallette

HU Berlin, Erwin-SchrÃ¶dinger-Zentrum (directions), room 0.115

In addition, the talk will be live-streamed via zoom; the link has been sent out with the email announcements of this talk.

In addition, the talk will be live-streamed via zoom; the link has been sent out with the email announcements of this talk.

Producing a loop of unit length by joining two such ones is an operation which is almost associative. An infinity structure makes this precise. We explain how to think about such a higher structure, and illustrate using a couple of examples from linking of ancient Borromean rings to some glimpse of current research.