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23
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Nov
8
comment bad reduction for elliptic curves
It is in general not sufficient to have 3-torsion points of E to reach the good reduction.
Jan
23
awarded  Yearling
Jan
13
awarded  Nice Answer
Nov
2
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30
awarded  Explainer
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23
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Dec
3
awarded  Nice Answer
Oct
23
comment scheme of generalizations
@AndrewDudzik: the $U$ is always open as a rigid analytic subspace of $X_\eta^{an}$.
Jul
3
awarded  Good Answer
Jun
25
awarded  ac.commutative-algebra
Jun
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awarded  ag.algebraic-geometry
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Jun
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awarded  Revival
Jun
21
comment Do all curves have Néron models
With Jilong Tong, we actually proved that the Néron model of any smooth projective geometrically connected curve of positive genus exists, and is equal to the smooth locus of the minimal proper regular model.
Apr
25
revised When is Br(X) = H^2(X,G_m)?
Correct attribution.
Apr
24
revised reduction types of elliptic curves
added 36 characters in body