Mathematics
user avatar
user avatar
user avatar
hjhjhj57
  • Member for 8 years
  • Last seen more than 3 years ago
Profile Activity
Stats
3,972
reputation
282k
reached
146
answers
24
questions
Communities
View all
Badges
View all badges
1
gold badge
18
silver badges
38
bronze badges
Top tags
View all tags
92
Score
40
Posts
24
Posts %
57
Score
12
Posts
7
Posts %
31
Score
33
Posts
19
Posts %
20
Score
15
Posts
9
Posts %
11
Score
7
Posts
4
Posts %
9
Score
8
Posts
5
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
44
How to prove $\operatorname{Tr}(AB) = \operatorname{Tr}(BA)$?
Jan 11, 2015
question
18
Why are noetherian and artinian modules important?
Mar 16, 2015
answer
15
Prove for any set $E\subset R$ with lebesgue measure 1 there exists a subset with lebesgue measure 1/2.
Jul 6, 2015
answer
10
Evaluating $\lim_{h \to 0}\frac{(x+h)^{\frac15}-x^{\frac15}}{h}$
Feb 7, 2015
answer
9
Easy math proofs or visual examples to make high school students enthusiastic about math
Jun 24, 2015
question
7
Characterization of projective and injective modules
Feb 18, 2015
question
7
Ideal of product of affine varieties [duplicate]
Feb 19, 2016
question
7
Number of fixed points of torus action over partial flag variety
Aug 2, 2016
question
7
How to intuitively understand prolongations
Jun 7, 2015
question
6
Exact sequence of tangent spaces of principal $G$-bundles
Jul 1, 2014
Top Meta posts
3
0
3
What to do about obvious revenge downvoting
Top network posts
View all network posts
37
How can I ask a teacher to follow the textbook more closely?
25
Is it OK to go to postdocs for help?
16
What is the origin of polynomials and notation for them?
14
Star-Lord and the Space Police
14
Which school of philosophy motivated thinking about spaces of higher dimension?

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.