John Christian Ottem

Associate Professor - Algebra, Geometry and Topology
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Room 607
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Visiting address Ullevål stadion Sognsveien 77 B 0855 OSLO
Postal address Postboks 1053 Blindern 0316 OSLO
Other affiliations Department of Mathematics

Research interests

Higher dimensional algebraic geometry, positivity of line bundles and subschemes, Calabi-Yau manifolds, and the moduli space of curves.

Courses taught

Background

  • Junior Research Fellow, King's College 2013-2015
  • Post doctoral research associate, DPMMS, University of Cambridge 2013-2015
  • Ph.D. University of Cambridge 2013

Awards

  • 'Unge forskertalenter'. Research Council of Norway 2016-2020.
Tags: Algebra and algebraic geometry

Publications

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  • Ottem, John Christian (2017). Nef cycles on some hyperkahler fourfolds.
  • Ottem, John Christian (2017). Nef cycles on some hyperkahler fourfolds.
  • Ottem, John Christian (2017). Nef cycles on some hyperkahler manifolds.
  • Ottem, John Christian (2017). Nef cycles on some hyperkahler manifolds.
  • Ottem, John Christian (2017). Positivity of the diagonal.
  • Ottem, John Christian (2017). Positivity of the diagonal.
  • Ottem, John Christian (2017). Positivity of the diagonal.
  • Ottem, John Christian (2017). Semiample line bundles in positive characteristic.
  • Ottem, John Christian (2017). The Birational Torelli problem for Calabi-Yau 3-folds.
  • Ottem, John Christian (2016). Effective and nef cycles in higher codimension.
  • Ottem, John Christian (2016). Effective cones of cycles on blow-ups of projective space.
  • Ottem, John Christian (2016). Effective cones of cycles on blow-ups of projective space.
  • Ottem, John Christian (2016). Effective cycles of higher codimension.
  • Ottem, John Christian (2016). Effective cycles on blow-ups of projective space.
  • Ottem, John Christian (2016). Higher codimension cycles.
  • Ottem, John Christian (2016). K3 surfaces.
  • Ottem, John Christian (2016). Moduli of K3s via Global Torelli.
  • Ottem, John Christian (2016). Nef cycles on hyperkahler manifolds.
  • Ottem, John Christian (2016). Positivity in higher codimension .
  • Kleppe, Jan Oddvar & Ottem, John Christian (2012). Components of the Hilbert scheme of space curves on low-degree smooth surfaces.

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Published Jan. 6, 2016 9:05 AM - Last modified Nov. 9, 2016 1:20 AM