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New groups from old
25/04/2009 - 00:35
11 years 10 weeks
ago
Basic examples of groups
07/12/2008 - 16:03
11 years 10 weeks
ago
Applying the probabilistic method
13/12/2008 - 12:01
11 years 10 weeks
ago
To construct a function with several local constraints, start with simple cases and build from there
24/05/2009 - 09:02
11 years 10 weeks
ago
To represent one object as combinations of another, try averaging the latter object using the symmetries of the former
22/05/2009 - 19:44
11 years 10 weeks
ago
Keep matrices in factored form
22/05/2009 - 14:02
11 years 10 weeks
ago
Numerical linear algebra
05/05/2009 - 13:46
11 years 10 weeks
ago
To prove facts about Borel sets, use closure properties
05/05/2009 - 14:47
11 years 11 weeks
ago
Use Fourier expansion to eliminate nasty cutoffs
02/04/2009 - 11:01
11 years 11 weeks
ago
To construct exotic sets, use limiting arguments
15/05/2009 - 14:32
11 years 11 weeks
ago
I have a problem about open or closed sets
13/05/2009 - 23:28
11 years 11 weeks
ago
To construct exotic functions, use limiting arguments
25/03/2009 - 18:24
11 years 11 weeks
ago
Number of elements in cartesian products
19/04/2009 - 23:24
11 years 11 weeks
ago
To prove that a set is open or closed, use basic theorems rather than direct arguments
13/05/2009 - 23:48
11 years 11 weeks
ago
Bounded functions that behave almost everywhere are Riemann integrable
24/04/2009 - 15:04
11 years 12 weeks
ago
To find a rational with low denominator near a given real, use continued fractions
12/05/2009 - 22:32
11 years 12 weeks
ago
Computational number theory front page
10/05/2009 - 15:40
11 years 12 weeks
ago
Elementary probability front page
28/03/2009 - 04:47
11 years 12 weeks
ago
Probability front page
28/03/2009 - 17:08
11 years 12 weeks
ago
Use an approximation as if it were exact
11/05/2009 - 14:25
11 years 12 weeks
ago
LU factorization
11/05/2009 - 13:52
11 years 12 weeks
ago
Numerical analysis front page
04/05/2009 - 17:45
11 years 12 weeks
ago
Solution of linear equations: direct methods
11/05/2009 - 13:37
11 years 12 weeks
ago
Make your method keep the symmetries of the problem
11/05/2009 - 14:09
11 years 12 weeks
ago
To factorize n, find a non-trivial square root of 1 mod n
10/05/2009 - 16:23
11 years 12 weeks
ago
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