35 citations · 129 across the 34 of their papers we have counts for
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math.AG2014★ 12 cited
Cox rings of cubic surfaces and Fano threefolds
Ulrich Derenthal, Juergen Hausen, Armand Heim +2
We determine the Cox rings of the minimal resolutions of cubic surfaces with at most rational double points, of blow ups of the projective plane at non-general configurations of si…
math.AG2014★ 5 cited
Cox rings over nonclosed fields
Ulrich Derenthal, Marta Pieropan
We give a definition of Cox rings and Cox sheaves for varieties over nonclosed fields that is compatible with torsors under quasitori, including universal torsors. We study their e…