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Mathematics
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volcanrb
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21
Bound on $\sum\limits_{n=0}^{x}{\sin{\sqrt{n}}}$
Oct 17, 2018
21
Sequences where $\sum\limits_{n=k}^{\infty}{a_n}=\sum\limits_{n=k}^{\infty}{a_n^2}$
Sep 19, 2019
19
An interesting way of expressing any real number using the harmonic series.
Jul 31, 2017
19
Cayley Table Sudoku
Feb 16
15
A seemingly contradictory function - where's the issue?
May 7
12
Closed form for $\sum_{n=0}^\infty {1\over (xn)!}$
Apr 25, 2018
12
Does the infinite nested logarithm $\ln(2\ln(3\ln(4\ln(5\ln(6...)))))$ converge?
May 9, 2018
10
Does $\sum _{n=1}^\infty\frac{\left(-1\right)^{\pi \left(n\right)}}{n}$ converge, where $\pi(x)$ is the prime counting function? [duplicate]
Jul 30, 2017
10
What is the chance that an $n$-gon whose vertices lie randomly on a circle's circumference covers a majority of the circle's area?
Aug 9, 2017
10
Divergence of $\prod_{n=1}^{\infty} a\sin(n)$ for $a>1$ to $0$ or $\infty$
Sep 14, 2019
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8
How to implement split-complex numbers?
8
$2$-for-$2$ asymmetric Hex
7
What angle gives the longest path for a projectile?
5
How do I get this recurrent sequence to show?
5
How to find the length of an indefinitely repeated sequence in a list