English

Characterizing Jacobians via trisecants of the Kummer Variety

Algebraic Geometry 2008-03-25 v4 High Energy Physics - Theory

Abstract

We prove Welter's trisecant conjecture: an indecomposable principally polarized abelian variety XX is the Jacobian of a curve if and only if there exists a trisecant of its Kummer variety K(X)K(X).

Keywords

Cite

@article{arxiv.math/0605625,
  title  = {Characterizing Jacobians via trisecants of the Kummer Variety},
  author = {I. Krichever},
  journal= {arXiv preprint arXiv:math/0605625},
  year   = {2008}
}

Comments

Typos corrected. The version accepted for publication in Advances in Mathematics