Konstantinos Leskas — Neckpinchhttps://neckpinch.com/authors/konstantinos-leskas/New arXiv papers by Konstantinos Leskas, from Neckpinch Tue, 03 Nov 2026 08:41:12 GMT L¹ curvature bounds for Type I Ricci flowshttps://neckpinch.com/papers/2510.22660/arxiv:2510.22660Sun, 26 Oct 2025 00:00:00 GMTPanagiotis Gianniotis, Konstantinos Leskas — We show L¹-bounds of the Riemann curvature tensor on a smooth closed n-dimensional Ricci flow. To achieve this we introduce the notion of a neck of maximal symmetry, similar to the one in Cheeger-Jiang-Naber and Jiang-Naber and establish a decomposition result by balls with uniform curvature bounds that satisfy an appropriate (n-2)-content estimate.Ricci flowSingularities