Shiyi Ma — Neckpinchhttps://neckpinch.com/authors/shiyi-ma/New arXiv papers by Shiyi Ma, from Neckpinch Tue, 03 Nov 2026 08:41:12 GMT The continuity of curvature flow in Fréchet distancehttps://neckpinch.com/papers/2312.15005/arxiv:2312.15005Fri, 15 Dec 2023 00:00:00 GMTShiyi Ma — We study the evolution of a Jordan curve on the plane by curvature flow, also known as curve shortening flow, and by level-set flow, which is a weak formulation of curvature flow. We show that the evolution of the curve depends continuously on the initial curve in Fréchet distance.Curve shorteningOther curvature flowsWeak & singular flows