Tricki
a repository of mathematical know-how

Articles

Article Created Updatedsort icon
Use topology to study your group 28/04/2009 - 04:10 11 years 17 weeks ago
I have a problem about a continuous function 18/04/2009 - 01:15 11 years 17 weeks ago
I have a problem about an infinite sum 27/04/2009 - 16:50 11 years 17 weeks ago
How to prove conditional convergence 28/04/2009 - 15:31 11 years 17 weeks ago
Ring theory front page 28/04/2009 - 03:08 11 years 17 weeks ago
Bundle a family of objects into a single 'universal' object 27/04/2009 - 18:29 11 years 17 weeks ago
Homotopy theory front page 28/04/2009 - 03:31 11 years 17 weeks ago
How to compute the fundamental group of a space 28/04/2009 - 03:44 11 years 17 weeks ago
Algebra front page 03/04/2009 - 22:19 11 years 17 weeks ago
Decompose your ring using idempotents 25/04/2009 - 00:29 11 years 17 weeks ago
How to use mathematical concepts and statements 05/12/2008 - 09:39 11 years 17 weeks ago
To calculate an infinite sum exactly, try antidifferencing 27/04/2009 - 22:23 11 years 17 weeks ago
Bounding the sum by an integral 27/04/2009 - 12:27 11 years 17 weeks ago
To understand an object, consider treating it as one of a family of objects and analysing the family 25/04/2009 - 18:39 11 years 17 weeks ago
Simplify your problem by generalizing it 26/04/2009 - 10:19 11 years 17 weeks ago
Clarify your problem by making it more abstract 26/04/2009 - 10:36 11 years 17 weeks ago
To compute covariance, use bilinearity 26/04/2009 - 03:52 11 years 17 weeks ago
Differential equations front page 24/04/2009 - 13:57 11 years 17 weeks ago
Wick-type rotations 22/04/2009 - 06:37 11 years 17 weeks ago
An Easy Way to Solve a Simple First Order Differential Equation 21/04/2009 - 20:41 11 years 17 weeks ago
If you don't have an identity element, a set of local units is more than enough 25/04/2009 - 00:48 11 years 17 weeks ago
To optimize a sum try making the terms roughly equal in size 24/04/2009 - 19:48 11 years 17 weeks ago
How does a bound of exp(c(log n)^{1/2}) ever arise? 15/12/2008 - 01:05 11 years 17 weeks ago
Add and subtract something nearby that is simpler 23/04/2009 - 00:27 11 years 17 weeks ago
To evaluate an integral, differentiate under the integral sign 24/04/2009 - 16:15 11 years 17 weeks ago