Han and Jiang's Question on klt Type in Flat Families

Han and Jiang asked whether being of klt type is an open condition in flat families of varieties. It is not.

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geometry-topologyMay 21, 2026Significance 20/100Registry: unreviewed

Prior state unknown→disproved

Han and Jiang asked whether being of klt type is an open condition in flat families of varieties. It is not.

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Han and Jiang asked whether being of klt type is an open condition in flat families of varieties. It is not.

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