Coherent Tannaka duality and algebraicity of Hom-stacks
Algebraic Geometry
2019-09-25 v3
Abstract
We establish Tannaka duality for noetherian algebraic stacks with affine stabilizer groups. Our main application is the existence of Hom-stacks in great generality.
Keywords
Cite
@article{arxiv.1405.7680,
title = {Coherent Tannaka duality and algebraicity of Hom-stacks},
author = {Jack Hall and David Rydh},
journal= {arXiv preprint arXiv:1405.7680},
year = {2019}
}
Comments
41 pages; various improvements; quasi-separatedness of Hom-stack (Appendix B); more counter-examples (Section 10); former Appendix B is now in arXiv:1606.08517; some corrections and improvements