Symplectic Singularities, Color Confinement, and the Quantum Dirac Sheaf

Sergio Cecotti

A singularity ${\mathbb{C}}^{2r}/G$, with $G$ a split symplectic reflection group, may or may not be crepant. Then the total space $\mathcal{X}$ of the Donagi-Witten integrable syste…