Logarithmic deformations of normal crossing Enriques surfaces in characteristic two
classification
🧮 math.AG
keywords
characteristicsurfacescrossingenriqueslogarithmicnormalclassifyd-semistable
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Working in characteristic two, I classify nonsmooth Enriques surfaces with normal crossing singularities. Using Kato's theory of logarithmic structures, I show that such surfaces are smoothable and lift to characteristic zero, provided they are d-semistable.
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