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earned this badge 21 times.
Families of Fano varieties over non-hyperbolic curves
Awarded Jun 5, 2023 at 14:40
Are any of these complex surfaces ever projective?
Awarded Oct 11, 2020 at 5:41
When is the push-forward of the structure sheaf locally free
Awarded Jun 13, 2019 at 22:25
Where does the splitting principle come from and does it generalize
Awarded Feb 24, 2019 at 6:50
Is being of general type stable under generization
Awarded Jan 20, 2019 at 11:20
How does $f_* O_X$ measure ramification and Grothendieck-Riemann-Roch
Awarded Nov 24, 2018 at 16:50
Can one bound the Todd class of a 3-dimensional variety polynomially in c_3
Awarded Jan 4, 2018 at 15:26
Is the Euler characteristic a birational invariant
Awarded Jun 29, 2017 at 16:18
Coarse moduli spaces of stacks for which every atlas is a scheme
Awarded Nov 11, 2014 at 14:29
Which curves have stable Faltings height greater or equal to 1
Awarded Jul 6, 2014 at 12:31
$K_0$ of a non-separated scheme
Awarded May 31, 2013 at 10:20
GAGA and Chern classes
Awarded Jan 19, 2013 at 0:20
Extending vector bundles on a given open subscheme
Awarded Nov 6, 2012 at 2:20
Etale coverings of certain open subschemes in Spec O_K
Awarded Jun 13, 2011 at 12:35
Are schemes that "have enough locally frees" necessarily separated
Awarded Jun 13, 2011 at 12:20
Counting branched covers of the projective line and Spec Z
Awarded Mar 18, 2011 at 19:35
(post deleted or otherwise unavailable)
Awarded Feb 24, 2011 at 23:05
Given a family of curves, when does there exist a fibered surface over Spec Z parametrizing them?
Awarded Dec 11, 2010 at 16:35
Families of curves for which the Belyi degree can be easily bounded
Awarded Nov 30, 2010 at 21:50
Does the moduli space of genus three curves contain a complete genus two curve
Awarded Jul 10, 2010 at 3:20
Is the set of surfaces over Spec Z with ample canonical sheaf empty
Awarded May 1, 2010 at 22:05

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