Talk:Hopf conjecture
Latest comment: 12 years ago by 217.81.253.187 in topic References? Details?
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References? Details? edit
Where and when did Hopf state these conjectures?
What's the status of the second and third conjecture? To which extent have they been proved? 217.81.253.187 (talk) 17:42, 10 June 2011 (UTC)