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math.DG2023
Mean Curvature Flow in de Sitter space
Or Hershkovits, Leonardo Senatore
We study mean convex mean curvature flow of local spacelike graphs in the flat slicing of de Sitter space. We show that if the initial slice is of non-negative time and is gr…
math.AP2023
Enhanced profile estimates for ovals and translators
Kyeongsu Choi, Robert Haslhofer, Or Hershkovits
We consider the profile function of ancient ovals and of noncollapsed translators. Recall that pioneering work of Angenent-Daskalopoulos-Sesum (JDG '19, Annals '20) gives a sharp $…