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math.AG2001
Le lieu singulier des varietes de Schubert
Laurent Manivel
We give an explicit combinatorial description of the irreducible components of the singular locus of a Schubert variety in a flag variety of type A. This implies a conjecture of La…
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…