2 papers
math.AG1998
Le probleme de Brill-Noether pour les fibre's de Steiner et application aux courbes gauches
Ph. Ellia, A. Hirschowitz, L. Manivel
A Steiner bundle over the projective 3-space is the kernel in a trivial bundle of a morphism defined by a matrix of linear forms. We produce various Steiner bundles E of rank n suc…
math.AG1998
Descente pour les n-champs (Descent for n-stacks)
André Hirschowitz, Carlos Simpson
We develop the theory of n-stacks (or more generally Segal n-stacks which are -stacks such that the morphisms are invertible above degree n). This is done by systematically…