Birational geometry of moduli spaces of stable rational curves
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Seminar
AnaMaria Castravet (Ohio State U)  Seminar Algebraic Geometry (SAG)
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When 
May 27, 2014 from 03:30 pm to 04:30 pm 
Where  Bonn, Raum 0.011, MathematikZentrum, Endenicher Allee 60 
Contact Name  sachinidis 
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I will report on joint work with Tevelev on the birational geometry of the GrothendieckKnudsen moduli space of stable rational curves with n markings.We prove that for n>133 this space is not a Mori Dream Space, thus answering a question of Hu and Keel.