In response to a question of Beauville, we give a new class of examples of base points for the linear system Θ on the moduli space SUX(r) of semistable rank r vector bundles of trivial determinant on a curve X and we prove that for sufficiently large r the base locus is positive dimensional.
|Translated title of the contribution||On the base locus of the generalized theta divisor|
|Number of pages||6|
|Journal||Comptes Rendus de l'Academie des Sciences - Series I: Mathematics|
|State||Published - Sep 15 1999|
ASJC Scopus subject areas