Flatness of the linked Grassmannian
classification
🧮 math.AG
keywords
grassmannianlimitlinearlinkedseriesspacesapplicationarises
read the original abstract
We show that the linked Grassmannian scheme, which arises in a functorial compactification of spaces of limit linear series, and in local models of certain Shimura varieties, is Cohen-Macaulay, reduced, and flat. We give an application to spaces of limit linear series.
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