Hodge theory and the Hilbert scheme
Hodge theory and the Hilbert scheme
In Mori's "bend and break" method [6], [7], on which his theory of extremal rays is based, a key technical role is played by a fundamental estimate, due to Grothendieck, on the dimension of the Hubert scheme of curves in an algebraic manifold [4].Specifically, and more generally, if X is …