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Collapsed Finite Time Singularities of the Kähler-Ricci Flow on Complex Surfaces are of Type I

Tongxin Xu, Zhenlei Zhang

math.DGarXiv:2609.18834

Abstract

We prove that any finite-time collapsing Kähler-Ricci flow on compact Kähler surfaces develops a Type I singularity. Together with the previous results, this implies that any finite time singularity of the Kähler-Ricci flow on compact Kähler surfaces is of Type I.

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