activity
20052009
most citedA geometric problem and the Hopf Lemma. I

1 citations · 1 across the 3 of their papers we have counts for

collaborators
Showing 2005 · math.APShow all

1 paper · 2 filters

math.AP2005★ 1 cited

A geometric problem and the Hopf Lemma. I

YanYan Li, Louis Nirenberg

This, and its sequel, concern some variations of a classical theorem of A.D. Alexandrov and teh Hopf Lemma.