Resolutions of nilpotent orbit closures via Coulomb branches of 3-dimensional = N=4 theories

Funding

The authors would like to thank Santiago Cabrera, Rudolph Kalveks, Karin Baur, and Charles Beil for useful discussions. We thank the Simons Center for Geometry and Physics, Stony Brook University for the hospitality and the partial support during the early stage of this work at the Simons Summer workshop 2017. We thank the Galileo Galilei Institute for Theoretical Physics for the hospitality and the INFN for partial support during the intermediate stage of this work at the workshop "Supersymmetric Quantum Field Theories in the Non-perturbative Regime" in 2018. A.H. thanks the Mathematical Physics group of the University of Vienna for hospitality during the final stage of this work. A.H. is supported by STFC Consolidated Grant ST/J0003533/1, and EPSRC Programme Grant EP/K034456/1. M.S. is supported by Austrian Science Fund (FWF) grant P28590. M.S. thanks the Faculty of Physics of the University of Vienna for travel support via the "Jungwissenschaftsforderung".