Sturm theory, Ghys theorem on zeroes of the Schwarzian derivative and flattening of legendrian curves
Sturm theory, Ghys theorem on zeroes of the Schwarzian derivative and flattening of legendrian curves
复制标题
Sturm 理论、关于 Schwarzian 导数零点的 Ghys 定理以及传奇曲线的平坦化
DOI:
10.1007/bf01587937
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发表时间:
1995
期刊:
影响因子:
--
通讯作者:
S. Tabachnikov
中科院分区:
文献类型:
--
作者:
V. Ovsienko;S. Tabachnikov
We discuss Ghys' theorem on 4 zeroes of the Schwarzian derivative and its relation with flattening points of Legendrian curves and Sturm theory.