Classification of bubble-sheet ovals in ${\mathbb{R}}^4$

Beomjun Choi, Panagiota Daskalopoulos, Wenkui Du +2

In this paper, we prove that any bubble-sheet oval for the mean curvature flow in ${\mathbb{R}}^4$, up to scaling and rigid motion, either is the $\text{O}(2)\times \text{O}(2)$-…