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<title>Wenrui Kong — Neckpinch</title><link>https://neckpinch.com/authors/wenrui-kong/</link><description>New arXiv papers by Wenrui Kong, from Neckpinch</description>
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<item><title>Higher-order Ricci estimates along immortal Kähler-Ricci flows</title><link>https://neckpinch.com/papers/2603.24380/</link><guid isPermaLink="false">arxiv:2603.24380</guid><pubDate>Wed, 25 Mar 2026 00:00:00 GMT</pubDate><description>Wenrui Kong — We study higher-order curvature estimates along Kähler-Ricci flows on compact Kähler manifolds of intermediate Kodaira dimension. We prove that away from singular fibers, the Ricci curvature is uniformly bounded in C¹, the Laplacian of the Ricci curvature in C⁰, and the scalar curvature in C². We identify a geometric obstruction to higher-order curvature bounds, whose non-vanishing causes a specific third-order derivative of the Ricci curvature to blow up at rate e^(t/2). Uniform C^k bounds for every k hold for the Ricci curvature in the isotrivial case, and for the full Riemann curvature in the torus-fibered case.</description><category>Ricci flow</category><category>Kähler–Ricci flow</category><category>Singularities</category><category>Kähler geometry</category><category>Scalar curvature</category><category>Long-time existence &amp; convergence</category><category>Analytic minimal model program</category></item>
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