A note on non-unique enhancements
Algebraic Geometry
2021-05-25 v4
Abstract
We give an easy example of a triangulated category, linear over a field , with two different enhancements, linear over , answering a question of Canonaco and Stellari.
Cite
@article{arxiv.1701.00830,
title = {A note on non-unique enhancements},
author = {Alice Rizzardo and Michel Van den Bergh},
journal= {arXiv preprint arXiv:1701.00830},
year = {2021}
}
Comments
Added some clarifying footnotes about the relationship between the Hochschild cohomology of a graded algebra and of the corresponding dg-algebra with zero differential