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L. Xie's user avatar
L. Xie's user avatar
L. Xie's user avatar
L. Xie
  • Member for 4 years, 8 months
  • Last seen more than a week ago
  • United Kingdom
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40
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40
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40
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Top posts
question
17
Application of higher categories in algebra
Feb 26, 2020
question
6
When is the localization of all hypercovers equivalent to that of Čech covers?
Aug 18, 2019
question
6
Does the Peskine–Szpiro intersection theorem imply Krull's ideal height theorem?
Apr 6, 2022
question
5
Homotopy pullback of $\mathbb{A}^1$-projections in the Nisnevich localization
Aug 12, 2019
question
5
Is $B\mathbb{G}_m$ strongly $A^1$-invariant?
Aug 15, 2019
question
5
Is transfinite composition of weak equivalences of simplicial presheaves a weak equivalence?
Aug 24, 2019
answer
4
lines on quintic del Pezzo 3-fold of degree 5
Mar 12, 2020
question
3
Proof that $Sing^IX$ is $I$-invariant for an interval object in a site by "simplicial decomposition"
Aug 25, 2019
question
3
Descent in the injective model structure and descent for simplicial presheaves
Sep 6, 2019
question
3
Example of a secondary representation of a module that is not a direct sum
Nov 11, 2022