MathOverflow
stupid_question_bot's user avatar
stupid_question_bot's user avatar
stupid_question_bot's user avatar
stupid_question_bot
  • Member for 8 years, 1 month
  • Last seen this week
Profile Activity
Stats
7,161
reputation
57k
reached
8
answers
130
questions
Communities
Badges
View all badges
1
gold badge
12
silver badges
41
bronze badges
Top tags
View all tags
14
Score
88
Posts
64
Posts %
5
Score
20
Posts
14
Posts %
5
Score
14
Posts
10
Posts %
3
Score
29
Posts
21
Posts %
2
Score
55
Posts
40
Posts %
0
Score
12
Posts
9
Posts %
Top posts
View all questions and answers
question
28
morphisms representable by algebraic spaces vs morphisms representable by schemes
Sep 13, 2016
question
23
Is $\widehat{\mathbb{Z}}[[t]]\cong\widehat{\mathbb{Z}}[[\widehat{\mathbb{Z}}]]$?
Feb 6, 2017
question
22
For which $n$ is it true that all surjections $SL_2(\mathbb{Z})\rightarrow SL_2(\mathbb{Z}/n\mathbb{Z})$ have kernel $\Gamma(n)$?
Sep 27, 2016
question
18
How should I think about the module of coinvariants of a $G$-module?
Oct 11, 2018
question
17
Is every normal subgroup of $\mathrm{SL}_2(\mathbb{Z}/n)$ also normal inside $\mathrm{GL}_2(\mathbb{Z}/n)$?
Jan 14, 2017
question
14
When is the inverse image of the structure sheaf the structure sheaf?
Nov 23, 2017
question
14
Invariants of matrices (by simultaneous $\mathrm{GL}_n$ conjugation) over arbitrary rings
Sep 6, 2021
question
13
Difference between the completed group algebra and the profinite completion of a group ring
Feb 6, 2017
question
12
Understanding the condition $\frac{1}{p} + \frac{1}{q} = 1$ in the estimate $xy \le \frac{1}{p}x^p + \frac{1}{q}y^q$
Sep 25, 2023
question
12
are the congruence subgroups $\Gamma(n)$ characteristic inside $\mathrm{SL}_2(\mathbb{Z})$?
Sep 27, 2016
Top network posts
View all network posts
6
Can a connected finite etale cover of a curve over a DVR have a disconnected special fiber?
6
Does Hilbert's theorem 90 hold for local rings?
5
In a finite field, can all of the $\mathbb{F}_p$-translates of a square also be square?
5
Prime divisors of the conductor of a primitive element for a number field