A uniform Chevalley theorem for direct summands of polynomial rings in mixed characteristic
Commutative Algebra
2022-04-12 v3 Algebraic Geometry
Number Theory
Abstract
We prove an explicit uniform Chevalley theorem for direct summands of graded polynomial rings in mixed characteristic. Our strategy relies on the introduction of a new type of differential powers, which do not require the existence of a p-derivation on the direct summand.
Keywords
Cite
@article{arxiv.2104.00612,
title = {A uniform Chevalley theorem for direct summands of polynomial rings in mixed characteristic},
author = {Alessandro De Stefani and Eloísa Grifo and Jack Jeffries},
journal= {arXiv preprint arXiv:2104.00612},
year = {2022}
}
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Final version