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A nonboundary nef divisor on $\overkern41{M}_{0,12}$

Aaron Pixton

Geometry & Topology 17 (2013) 1317–1324
Abstract

We describe a nef divisor DP on M¯0,12 that is not numerically equivalent to an effective sum of boundary divisors.

Keywords
moduli of curves, nef cone
Mathematical Subject Classification 2010
Primary: 14H10
References
Publication
Received: 29 June 2012
Revised: 8 January 2013
Accepted: 8 February 2013
Published: 6 June 2013
Proposed: Lothar Göttsche
Seconded: Richard Thomas, Jim Bryan
Authors
Aaron Pixton
Department of Mathematics
Princeton University
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