Mathematics
Andrews's user avatar
Andrews's user avatar
Andrews's user avatar
Andrews
  • Member for 5 years, 5 months
  • Last seen more than a month ago
Profile Activity
Stats
3,833
reputation
66k
reached
30
answers
58
questions
Communities
View all
Badges
View all badges
7
gold badges
23
silver badges
47
bronze badges
Top tags
View all tags
54
Score
29
Posts
33
Posts %
49
Score
21
Posts
24
Posts %
48
Score
19
Posts
22
Posts %
22
Score
44
Posts
50
Posts %
8
Score
8
Posts
9
Posts %
7
Score
6
Posts
7
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
43
Find all connected covering space of $\mathbb RP^2\vee \mathbb RP^2$
Feb 9, 2020
question
27
Find all connected covering space of $\mathbb RP^2\vee \mathbb RP^2$
Dec 11, 2019
question
11
Criterion for using "Riemann" or "Riemannian" in terminology
Feb 26, 2019
question
9
Proof of one-side version of Bennett-Bernstein inequality
Jan 8, 2021
question
8
$\text{SL}_2(\mathbb Z)$ acts on upper plane $\mathbb H$. What kind of points have non-trivial stabilizer? And how many orbits are there?
Dec 9, 2018
answer
7
Prove that Christoffel symbols transformation law via the metric tensor
May 3, 2019
question
7
Universal cover of Möbius band glued to a torus $S^1\times S^1$
Dec 16, 2019
question
7
$\text{Aut}(A_6)$ is not split extension of $A_6\cong \text{Inn} A_6$, i.e. $\text{Aut}(A_6) \not \cong A_6 \rtimes ( \mathbb Z_2 \times \mathbb Z_2)$
Nov 1, 2019
question
7
Automorphism on subgroup lift to the whole group
Oct 31, 2019
question
6
Hatcher's Algebraic Topology. Exercise 2.2.42
Feb 15, 2020
Top Meta posts
6
5
29
Abuse "Reject-and-Edit" to reject singlehandedly
20
Should we divide [tag:dimension-theory] into 2 tags, one for topology, and one for algebra?
14
Some ideas on tags about physical field theory
12
Confusion when editing questions with [tag:mathematical-physics]
7
Tag management 2019
Top network posts
View all network posts
5
Questions about BRST formalism and BV formalism

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.