Counting maximal isotropic subbundles of orthogonal bundles over a curve

Daewoong Cheong, Insong Choe, George H. Hitching

Let $C$ be a smooth projective curve and $V$ an orthogonal bundle over $C$. Let $\IQeV$ be the isotropic Quot scheme parameterizing degree $e$ isotropic subsheaves of maximal rank…