Mathematics – Algebraic Geometry
Scientific paper
2008-10-09
J. Algebraic Geom., 20 (2011) no. 4, 599-629
Mathematics
Algebraic Geometry
Scientific paper
We introduce a new technique for proving positivity of certain divisor
classes on $\bar{M}_{0,n}$ and its weighted variants. Our methods give an
unconditional description of the spaces of symmetric weighted pointed rational
curves as log canonical models of $\bar{M}_{0,n}$.
Fedorchuk Maksym
Smyth David Ishii
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