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user4143
  • Member for 13 years, 7 months
  • Last seen more than 3 years ago
11 votes

Can you demystify the Power Law?

10 votes

Bounding the basins of attraction of Newton's method

8 votes

Which simple puzzles have fooled professional mathematicians?

7 votes

Sum of the series: $\sum_{n=0}^\infty\frac{1+n}{3^n}$

6 votes
Accepted

expectation of $ \left(\sum_{i=1}^n {x_i} \right)^2 $

5 votes
Accepted

Simplification of the Erdos-Gallai Theorem

5 votes

Which simple puzzles have fooled professional mathematicians?

4 votes

Need good material on multifractal analysis

4 votes

How do you determine the complexity class of a problem like solving an integral?

4 votes

Density and expectation of the range of a sample of uniform random variables

4 votes

Insidious exponential integral

2 votes

Proof and purpose of Fermat's Little Theorem

2 votes
Accepted

Solving $\int\frac{\ln(1+e^x)}{e^x} \space dx$

2 votes
Accepted

Approximating $|x|$ by a linear combination of $1, \cos x, \sin x, \cos 2x, \sin 2x$

1 vote

String matching automata preprocessing

1 vote
Accepted

How to select the optimum combination of numbers from a random list that add to up to a certain total (or as close to)

1 vote

Determining whether a symmetric matrix is positive-definite (algorithm)