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I have a problem about open or closed sets
13/05/2009 - 23:28
11 years 14 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 14 weeks
ago
To construct exotic sets, use limiting arguments
15/05/2009 - 14:32
11 years 14 weeks
ago
Keep matrices in factored form
22/05/2009 - 14:02
11 years 13 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 13 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 13 weeks
ago
Order by property
25/05/2009 - 20:19
5 years 44 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
11 years 12 weeks
ago
Properties of groups
01/06/2009 - 01:56
11 years 12 weeks
ago
How to determine whether a finitely presented group is finite
01/06/2009 - 21:44
11 years 12 weeks
ago
Numerical solution of nonlinear equations
10/06/2009 - 13:45
10 years 29 weeks
ago
To make a function less variable without changing it much, compare it with less variable functions
10/06/2009 - 19:36
11 years 10 weeks
ago
When exhaustive search takes too long and a greedy algorithm is not optimal, consider Dynamic Programming
11/06/2009 - 20:26
11 years 10 weeks
ago
Numerical solution of ordinary differential equations
20/06/2009 - 21:32
11 years 9 weeks
ago
Functional analysis front page
21/06/2009 - 01:13
11 years 6 weeks
ago
Discrete probability front page
25/06/2009 - 23:01
11 years 8 weeks
ago
Entropy vs. energy
25/06/2009 - 23:13
10 years 14 weeks
ago
Transform equation to reach a solved pattern
06/07/2009 - 18:42
11 years 1 week
ago
Mapped Quadrature
20/07/2009 - 06:03
11 years 5 weeks
ago
Numerical solution of partial differential equations
21/07/2009 - 21:15
10 years 18 weeks
ago
Numerical optimization
08/09/2009 - 13:21
6 years 5 weeks
ago
Lower degree by increasing dimension (or vice-versa)
11/10/2009 - 10:25
10 years 29 weeks
ago
Prove a consequence first
21/03/2010 - 06:34
10 years 22 weeks
ago
Use self-similarity to get a limit from an inferior or superior limit.
26/08/2010 - 12:52
10 years 21 hours
ago
Try to prove a stronger result
25/11/2011 - 02:27
8 years 39 weeks
ago
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Use self-similarity to get a limit from an inferior or superior limit.
Prove a consequence first
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