Mathematische Zeitschrift

, Volume 255, Issue 2, pp 343–355

Pluricanonical systems on irregular 3-folds of general type


    • Department of MathematicsNational Taiwan University
    • National Center for Theoretical Sciences, Taipei Office
  • Christopher D. Hacon
    • Department of MathematicsUniversity of Utah

DOI: 10.1007/s00209-006-0028-9

Cite this article as:
Chen, J.A. & Hacon, C.D. Math. Z. (2007) 255: 343. doi:10.1007/s00209-006-0028-9


In this paper we prove that if X is an irregular 3-fold with χ(ωX) > 0, then |mKX| is birational for all m ≥  5.

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© Springer-Verlag 2006