Mathematics
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Minseon Shin

I'm a postdoc at University of Washington.

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13 Is there a surjective group homomorphism $\operatorname{GL}_{n}(k) \to \operatorname{GL}_{m}(k)$ where $n > m$? Dec 8 '15
7 Kummer sequence etale topology Apr 11 '19
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 $k[x_1,\dots, x_n]$? Aug 15 '17
6 Does taking sections commute with base change? Sep 1 '17
5 A connected ring $A$ such that $A[1/f]$ is disconnected Oct 21 '17
5 Is there a surjective morphism $\widehat{\Bbb Z} \to \Bbb Z$? Jun 22 '18
5 Can $A[x]$ be isomorphic to $A$ if $A$ is noetherian? Sep 28 '19
5 Polynomial expressions in localized ideal Feb 6
4 Why is this map from Leray spectral sequence zero? Sep 3 '19
4 For ideals $\mathfrak{a,b}$ if a solution $\mathfrak{c}$ to $\mathfrak{cb}=\mathfrak{a}$ exists, is it unique and equal $(\mathfrak{a}:\mathfrak{b})$? Jun 29 '19
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