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Nov
28
awarded  Nice Answer
Nov
25
comment Existence of a self-complementary graph
@SalmonKiller: I have added more explanation...
Nov
25
revised Existence of a self-complementary graph
added 268 characters in body
Nov
21
comment Proof that $\lim_{n\rightarrow \infty} \sqrt[n]{n}=1$
@GniruT: Thanks! Glad you liked it.
Nov
6
awarded  Nice Answer
Oct
26
comment Determine angle $x$ using only elementary geometry
@user236182: You are right.
Oct
25
awarded  Good Answer
Oct
11
awarded  Good Answer
Oct
4
awarded  Nice Answer
Oct
2
awarded  puzzle
Oct
2
comment The Modified Faro shuffle.
This site has latex support via mathjax: meta.math.stackexchange.com/questions/5020/…
Oct
2
revised The Modified Faro shuffle.
added 52 characters in body
Oct
2
comment Why a shuffling algorithm is not uniformly random between [1, N)?
Yeah, I use it. Bridge! (Thank you for that....)
Oct
2
comment Why a shuffling algorithm is not uniformly random between [1, N)?
+1: Nice way to look at it.
Oct
2
answered Why a shuffling algorithm is not uniformly random between [1, N)?
Oct
1
revised Subset of the complex plane with $|z^2-4z+3|\leq 0$
edited tags
Sep
30
awarded  Good Answer
Sep
29
revised In probability, does P(A) = P(AB) + P(AB')?
edited tags
Sep
14
comment Estimating $\sum n^{-1/2}$
@achillehui: Euler Mc Laurin Summation gives that, and more (except for $\zeta(1/2)$).
Sep
11
revised Estimating $\sum n^{-1/2}$
edited tags