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<title>Yifan Chen — Neckpinch</title><link>https://neckpinch.com/authors/yifan-chen/</link><description>New arXiv papers by Yifan Chen, from Neckpinch</description>
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<item><title>On Kähler-Einstein Currents</title><link>https://neckpinch.com/papers/2502.09825/</link><guid isPermaLink="false">arxiv:2502.09825</guid><pubDate>Thu, 13 Feb 2025 00:00:00 GMT</pubDate><description>Yifan Chen, Shih-Kai Chiu, Max Hallgren, Gábor Székelyhidi, Tat Dat Tô, Freid Tong — We show that a general class of singular Kähler metrics with Ricci curvature bounded below define Kähler currents. In particular the result applies to singular Kähler-Einstein metrics on klt pairs, and an analogous result holds for Kähler-Ricci solitons. In addition we show that if a singular Kähler-Einstein metric can be approximated by smooth metrics on a resolution whose Ricci curvature has negative part that is bounded uniformly in L^p for p &gt; (2n-1)/n, then the metric defines an RCD space.</description><category>Ricci solitons</category><category>Kähler–Ricci solitons</category><category>Einstein metrics</category><category>Kähler geometry</category><category>Limit spaces &amp; RCD</category><category>Kähler–Einstein &amp; K-stability</category><category>Analytic minimal model program</category></item>
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