$\vec{w}h\alpha\mathfrak{t}\;\; i\mathbb{S}\ldots$

an infinity structure?

Dingyu Yang (HU Berlin)
HU Berlin, Erwin-Schrödinger-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.
About what?

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.