Hypersurfaces of ${\mathbb{S}}^2\times {\mathbb{S}}^2$ with constant sectional curvature

Haizhong Li, Luc Vrancken, Xianfeng Wang +1

In this paper, we classify the hypersurfaces of ${\mathbb{S}}^2\times {\mathbb{S}}^2$ with constant sectional curvature. By applying the so-called Tsinghua principle, which was first di…