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Minseon Shin
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question
18
Does the functor Sch to Top have a right adjoint?
Feb 19, 2016
question
13
Is the Brauer group functor a Zariski sheaf?
Sep 25, 2015
question
11
Is $\mathscr{M}_{1,1,\mathbb{Z}}$ isomorphic to a quotient stack by a finite group?
Aug 31, 2017
question
10
Picard group of a finite type $\mathbb{Z}$-algebra
Feb 23, 2018
answer
10
If two monic polynomials of $\mathbb{Z}_p[X]$ (p-adic integer coefficient) are relatively prime modulo p, then do they generate $\mathbb{Z}_p[X]$?
Aug 1, 2019
question
8
Is the strict henselization isomorphic to the filtered colimit of finite etale algebras?
Apr 26, 2018
question
7
Affine covering whose intersections are distinguished affine open
Jun 3, 2017
question
7
When are these definitions of "toric variety" equivalent?
Nov 1, 2017
question
7
Factorization of an irreducible polynomial in the field extension it defines
Apr 9, 2022
answer
6
Brauer group of projective space
Jul 13, 2015
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19
Is there a surjective group homomorphism $\operatorname{GL}_{n}(k) \to \operatorname{GL}_{m}(k)$ where $n > m$?
8
Does taking sections commute with base change?
8
Kummer sequence etale topology
7
Can we classify all finitely generated projective modules over $k[x,y,x^{-1},y^{-1}]$?
6
For $n>1$ and a ring $R$ s.t. $k[x_1,\dots, x_n]\subset R\subset k(x_1,\dots, x_n)$ is $R$ a localization of $k[x_1,\dots, x_n]$?