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a repository of mathematical know-how

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Article Created Updatedsort icon
Use the fact that the multiplicative group mod p is cyclic 21/01/2009 - 11:37 10 years 15 weeks ago
Finding subsets front page 02/01/2009 - 20:10 10 years 15 weeks ago
Impossibility and nonexistence front page 26/12/2008 - 13:02 10 years 15 weeks ago
How to use entropy 31/12/2008 - 19:45 10 years 15 weeks ago
Elementary number theory front page 23/03/2009 - 12:15 10 years 13 weeks ago
Use the fact that integers coprime to m have multiplicative inverses mod m 22/01/2009 - 15:38 10 years 13 weeks ago
Techniques for maximizing and minimizing 24/03/2009 - 16:24 10 years 13 weeks ago
How to use the continuum hypothesis 31/12/2008 - 19:52 10 years 13 weeks ago
Think about the converse 25/03/2009 - 12:13 10 years 13 weeks ago
Useful heuristic principles for guessing probabilistic estimates 15/12/2008 - 18:27 10 years 13 weeks ago
Why do power-type bounds arise? 23/02/2009 - 20:24 10 years 13 weeks ago
Mathematicians need to be metamathematicians 14/12/2008 - 16:15 10 years 12 weeks ago
Techniques for proving inequalities 10/12/2008 - 01:44 10 years 12 weeks ago
Condition on the first thing that happens 29/03/2009 - 15:38 10 years 12 weeks ago
Unusual choices of probability distribution 29/03/2009 - 22:37 10 years 12 weeks ago
Prove the result on a dense subset and then prove that the set where the result holds is closed 31/03/2009 - 11:00 10 years 12 weeks ago
Using generators and closure properties 23/01/2009 - 00:58 10 years 12 weeks ago
Prove the result on a delta-net first 31/03/2009 - 11:21 10 years 12 weeks ago
Make use of special cases and transitivity 29/03/2009 - 23:35 10 years 12 weeks ago
Finding algorithms front page 01/04/2009 - 08:22 10 years 12 weeks ago
Techniques for comparing sets and mathematical structures 02/04/2009 - 13:40 10 years 12 weeks ago
Cardinality, measure and category 02/04/2009 - 15:06 10 years 12 weeks ago
How to change "for all x there exists y" into "there exists y such that for all x" 18/12/2008 - 11:15 10 years 12 weeks ago
Invariants front page 03/04/2009 - 08:37 10 years 12 weeks ago
Stochastic processes front page 03/04/2009 - 22:10 10 years 11 weeks ago