Who cares about topology? (Inscribed rectangle problem)

An unsolved conjecture, and a clever topological solution to a weaker version of the question. Brought to you by you: http://3b1b.co/topology-thanks 
This video is based on a proof from H. Vaughan, 1977.
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Operator K-Theory in Geometry, Topology and Representation Theory

As the university of Kyoto has announced a conference in ” Operator K-Theory in Geometry, Topology and Representation Theory” will be held
to mark the occasion of Gennadi Kasparov’s 70th birthday:

  • Operator K-Theory in Geometry, Topology and Representation Theory (Gennadi Kasparov 70)
  • Venue : Kyoto University, Kyoto, Japan
  • Dates : June 10-14, 2019

The link of announcement: Gennadi Kasparov 70