Skip to main content
3 of 4
Fixed the link to Ghys' page
Marco Golla
  • 10.9k
  • 3
  • 41
  • 63

There is a proof without words in Etienne Ghys' ICM address. and a short proof with words by Rubinstein and Gardiner. (Compositio, 1979)

Igor Rivin
  • 96.4k
  • 11
  • 153
  • 366