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seen Sep 16 at 1:50

Don't have much time these days...


15h
awarded  Guru
Sep
10
awarded  Nice Answer
Aug
29
revised There are mn+1 different integers randomly arranged
edited tags
Aug
26
comment Root Calculation by Hand
@MonK: You can compute it by hand. For instance: en.wikipedia.org/wiki/Long_division.
Aug
21
awarded  Enlightened
Aug
19
comment What algorithm is used by computers to calculate logarithms?
@Cruncher: Thanks! I will try to find alternatives...
Aug
13
revised Where can I download the approx 1500 Appel-Haken reducible configurations in the Four-Color-Theorem proof?
edited tags
Aug
12
awarded  Yearling
Aug
12
revised Truncated alternating binomial sum
added 310 characters in body
Aug
12
awarded  Good Answer
Aug
7
awarded  Good Answer
Aug
7
awarded  Enlightened
Aug
7
awarded  Nice Answer
Aug
6
awarded  binomial-coefficients
Aug
5
answered Truncated alternating binomial sum
Aug
5
revised Elementary proof there are infinitely many primes of the form $4n+1$
edited tags
Jul
31
revised How prove $7\mid abcd$, if $a^{14}+b^{14}+c^{14}=d^{14}$
edited tags
Jul
30
awarded  Guru
Jul
28
comment How prove $\sqrt{r^2+c^2}$ is irrational
Tagging this is elementary-number-theory until proven otherwise.
Jul
28
revised How prove $\sqrt{r^2+c^2}$ is irrational
edited tags