Hershkovits

Stanford University
Scientific, Seminar
Diff. Geom, Math. Phys., PDE Seminar: Or Hershkovits
November 8, 2016
University of British Columbia
The space of smoothly embedded n-spheres in Rn+1 is the quotient space Mn:=Emb(Sn,Rn+1)/Diff(Sn). In 1959 Smale proved that M1 is contractible and conjectured that M2 is contractible as well, a fact that was proved by Hatcher in 1983. While it is...