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a repository of mathematical know-how
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Estimating sums
02/04/2009 - 11:55
9 years 35 weeks
ago
Transform equation to reach a solved pattern
06/07/2009 - 18:42
9 years 35 weeks
ago
The tensor power trick
10/12/2008 - 00:08
9 years 37 weeks
ago
Mapped Quadrature
20/07/2009 - 06:03
9 years 39 weeks
ago
If you are getting stuck, then try to prove rigorously that your approach cannot work
04/01/2009 - 21:15
9 years 39 weeks
ago
A good way of proving that a set is countable
05/12/2008 - 23:14
9 years 39 weeks
ago
Functional analysis front page
21/06/2009 - 01:13
9 years 40 weeks
ago
How to solve cubic and quartic equations
29/04/2009 - 19:14
9 years 40 weeks
ago
Equation-solving front page
16/12/2008 - 01:34
9 years 41 weeks
ago
Discrete probability front page
25/06/2009 - 23:01
9 years 42 weeks
ago
Numerical solution of ordinary differential equations
20/06/2009 - 21:32
9 years 43 weeks
ago
How to use group actions
16/04/2009 - 17:26
9 years 44 weeks
ago
To make a function less variable without changing it much, compare it with less variable functions
10/06/2009 - 19:36
9 years 44 weeks
ago
When exhaustive search takes too long and a greedy algorithm is not optimal, consider Dynamic Programming
11/06/2009 - 20:26
9 years 45 weeks
ago
To make a function nicer without changing it much, convolve it with an approximate delta function
06/05/2009 - 12:57
9 years 45 weeks
ago
Approximating functions by better behaved functions
06/05/2009 - 18:48
9 years 45 weeks
ago
Universal constructions
08/12/2008 - 14:50
9 years 45 weeks
ago
Group theory front page
24/03/2009 - 15:47
9 years 46 weeks
ago
How to determine whether a finitely presented group is finite
01/06/2009 - 21:44
9 years 46 weeks
ago
Properties of groups
01/06/2009 - 01:56
9 years 46 weeks
ago
How to find groups with given properties
07/12/2008 - 16:10
9 years 46 weeks
ago
To increase the occurrence of a property in a set, try randomly refining that set in a way that favors the property
28/05/2009 - 18:02
9 years 46 weeks
ago
How to use martingales
29/03/2009 - 22:41
9 years 46 weeks
ago
New groups from old
25/04/2009 - 00:35
9 years 47 weeks
ago
Basic examples of groups
07/12/2008 - 16:03
9 years 47 weeks
ago
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