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A gap theorem for free boundary minimal surfaces in the three-ball
Communications in Analysis and Geometry ( IF 0.7 ) Pub Date : 2021-03-01 , DOI: 10.4310/cag.2021.v29.n2.a1
Lucas Ambrozio 1 , Ivaldo Nunes 2
Affiliation  

We show that, among free boundary minimal surfaces in the unit ball in the three-dimensional Euclidean space, the flat equatorial disk and the critical catenoid are characterised by a pinching condition on the length of their second fundamental form.

中文翻译:

三球自由边界极小曲面的间隙定理

我们表明,在三维欧几里得空间中单位球的自由边界极小表面中,平坦的赤道盘和临界接触面的特征是在其第二基本形式的长度上存在收缩条件。
更新日期:2021-04-20
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