Cones of effective divisors on the blown-up P3 in general lines

We compute the facets of the effective cones of divisors on the blow-up of P3 in up to five lines in general position. We prove that up to six lines these threefolds are weak Fano and hence Mori Dream Spaces.

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Bibliographic Details
Main Authors: Olivia Dumitrescu, Elisa Postinghel, Stefano Urbinati
Format: Default Article
Published: 2017
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Online Access:https://hdl.handle.net/2134/23072
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