Log-resolution conjecture for schemes over local quasi-excellent rings
Log-resolution conjecture for schemes over local quasi-excellent rings
Let be a local quasi-excellent ring with maximal ideal , and let be a reduced scheme of finite type over . Write
A morphism is required to be a blowup in a nowhere dense center .
Log-resolution conjecture. There exists such a morphism for which is a regular scheme and is a normal crossings divisor.
This is the strong form of the expected converse to Grothendieck's implication that universal resolution of singularities over a ring forces the ring to be quasi-excellent. The source presents the assertion as expected; its status is left open here.
Sources & referencesView supporting material
Primary source
Konstantinos Kartas, “Diophantine problems over tamely ramified fields”, arXiv:2103.14646 (2022).
Progress summary
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