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Mathematics
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yoyo
  • Member for 13 years, 10 months
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28
The Dimension of the Symmetric $k$-tensors
Dec 25, 2011
answer
27
Fundamental group of a torus with points removed
Feb 20, 2011
answer
22
Values of $\sum_{n=0}^\infty x^n$ and $\sum_{n=0}^N x^n$
Mar 25, 2011
answer
22
Different ways to prove there are infinitely many primes?
Jul 7, 2011
answer
20
Cartesian product of two $\sigma$-algebras is generally not a $\sigma$-algebra?
Apr 5, 2011
answer
20
Does a topology on a countable set always have a countable base?
May 24, 2011
answer
19
$A_n$ is the only subgroup of $S_n$ of index $2$.
Mar 14, 2011
question
18
explicit "exotic" charts
Mar 26, 2011
answer
17
Null-homotopic Maps from $S^n$ to $S^1$ for $n \gt 1$.
Dec 14, 2011
answer
16
A matrix is similar to its transpose
Dec 28, 2011
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17
Average value of j-invariant at infinity
10
Knot Diffie–Hellman
8
Distribution of traces and max entries of words of fixed length in $\operatorname{SL}_2(\mathbb{N})$
7
Where to \definecolor?
6
How accurate must QM be for applications of quantum computing?