In this talk we will give a proof of the fact that the two dimensional sphere can be partitioned into finitely many pieces in such a way that a rearrangement of the pieces produces two disjoint copies of the original sphere.
Zoom link:
https://zoom.us/j/98132227553?pwd=K2cyQllKVjExdUhlRm0vc0ZHcEt0Zz09
