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Candidates for non-rectangular constrained Willmore minimizers
Journal of Geometry and Physics ( IF 1.6 ) Pub Date : 2021-03-21 , DOI: 10.1016/j.geomphys.2021.104221
Lynn Heller , Cheikh Birahim Ndiaye

For every b>1 fixed, we explicitly construct 1-dimensional families of embedded constrained Willmore tori parametrized by their conformal class (a,b) with ab0+ deforming the homogeneous torus fb of conformal class (0,b). The variational vector field at fb is hereby given by a non-trivial zero direction of a penalized Willmore stability operator which we show to coincide with a double point of the corresponding spectral curve. Further, we characterize for b1, b1 and ab0+ the family obtained by opening the “smallest” double point on the spectral curve which is heuristically the direction with the smallest increase of Willmore energy at fb. Indeed we show in Heller and Ndiaye (2021) that these candidates minimize the Willmore energy in their respective conformal class for b1, b1 and ab0+.



中文翻译:

非矩形约束Willmore最小化器的候选

对于每个 b>1个 固定后,我们明确构造了由其共形类参数化的嵌入式约束Willmore花托的一维族 一个b一个b0+ 变形同质圆环 Fb 适形阶级 0b 处的变分矢量场 Fb因此,由受罚的Willmore稳定性算子的一个非平凡的零方向给出,我们证明它与相应光谱曲线的双点重合。此外,我们表征b1个b1个一个b0+ 通过打开光谱曲线上的“最小”双点而获得的族,这是启发式地在Willmore能量增加最小的方向 Fb。的确,我们在Heller和Ndiaye(2021)中证明,这些候选物在其各自的保形类中将Willmore的能量最小化,b1个b1个一个b0+

更新日期:2021-03-30
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