Mathematics
GreginGre's user avatar
GreginGre's user avatar
GreginGre's user avatar
GreginGre
  • Member for 6 years, 6 months
  • Last seen this week
Profile Activity
Stats
14,179
reputation
108k
reached
480
answers
39
questions
Communities
Badges
View all badges
1
gold badge
11
silver badges
23
bronze badges
Top tags
View all tags
504
Score
253
Posts
49
Posts %
156
Score
78
Posts
15
Posts %
148
Score
71
Posts
14
Posts %
123
Score
87
Posts
17
Posts %
113
Score
52
Posts
10
Posts %
82
Score
42
Posts
8
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
14
axioms of real numbers without multiplication
Sep 11, 2017
answer
12
Why is every vector space free, but not every module?
Jun 27, 2019
answer
11
If $R$ is a noetherian ring, then $ab=1$ implies $ba=1$ $\forall a,b\in R$
Jun 30, 2021
answer
9
Submodules of finitely generated modules
Jun 5, 2017
answer
8
If $x^2 + y^2 = 1$, then find the value of $(3x-4x^3)^2+(3y-4y^3)^2$ where $x,y\in \mathbb {R}$ .
Apr 18
answer
7
How is the concept of $\Bbb Z/2\Bbb Z$ extended to $\Bbb N/2\Bbb N$? Is $\Bbb N/2\Bbb N$ ambiguous?
Nov 29, 2019
question
7
Which groups can be proven to be simple using Iwasawa criterion?
Sep 21, 2019
answer
7
How does the quotient ring $\Bbb Z[x]/(x^2-x,4x+2)$ look like?
Jul 25, 2020
answer
7
The monster continued fraction
Dec 8, 2019
answer
7
For which $n$ and $k$ are there nontrivial homomorphisms from $S_n$ to $\mathbb{Z}/k\mathbb{Z}$?
Dec 13, 2019
Top network posts
View all network posts
13
Axiom(s) of choice and bases of vector spaces
11
When is $\mathbb{Q}(\sqrt{p+\sqrt{p}})$ a Galois extension of $\mathbb{Q}$?
8
When is a bilinear form equivalent to a trace form?
8
Can base-change be non-surjective on Brauer groups?
8
Perfect numbers, Galois groups and a polynomial

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.