a repository of mathematical know-how
Include all descendant tags and articles
There are no further child tags to display.
Algebra front page
Algebraic geometry front page
Decompose your ring using idempotents
How to use tensor products and evaluation maps in representation theory
If you don't have an identity element, a set of local units is more than enough
Transform equation to reach a solved pattern
Search this site:
Create new account
Request new password
View a list of all articles.
Geometric view of Hölder's inequality
Finding an interval for rational numbers with a high denominator
Try to prove a stronger result
Use self-similarity to get a limit from an inferior or superior limit.
Prove a consequence first
Lower degree by increasing dimension (or vice-versa)
Active forum topics
Plenty of LaTeX errors
A different kind of article?
Countable but impredicative
19 weeks 3 days
Higher dimensional analogues
40 weeks 2 days
Angela, I think you missed
2 years 10 weeks
covering a disc
2 years 35 weeks
Only if squares are of the
2 years 52 weeks