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dan_fulea
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18
The source of the Integral
Dec 1, 2021
answer
13
Is there a set $S\subseteq [0,1]$ with $|S|=2^{\aleph_0}$ and distinct pairwise distances?
Oct 12, 2018
answer
9
On the solvability of the equation $ax^p+bx^{p-1}+cx+d=0$ by radicals
May 12, 2022
answer
8
An ellipse through 12 points related to Golden ratio
Jun 24, 2018
answer
5
An open triangle problem in plane geometry
Nov 29, 2021
answer
5
ℤ/18ℤ elliptic curves over cubic fields
Jan 23, 2022
answer
5
Probability of winning game whereby $T+1$ heads in a row of a coin flip is required to win where $T$ is the number of cumulative tails flipped
May 14, 2023
answer
3
A curiosity for congruent number elliptic curves
Jan 13, 2021
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3
How to prove this high-degree inequality
Mar 12, 2021
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3
Woronowicz characters are multiplicative
Dec 14, 2021
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20
A conjecture related to a circle intrinsically bound to any triangle
17
A reason for $ 64\int_0^1 \left(\frac \pi 4+\arctan t\right)^2\cdot \log t\cdot\frac 1{1-t^2}\; dt =-\pi^4$ ...
16
For $A \in \mathcal{M}_3(\mathbb{C})$, does $\mathrm{tr}(A^2) = \mathrm{tr}(A^3) \in \mathbb{Q}$ imply $\mathrm{tr}(A^4) \in \mathbb{Q}$?
14
Help with Seemingly Hopeless Double Integral
13
Let $a$ be a $p$-cycle in $S_p$, and let $b$ be a transposition in $S_p$. Show $S_p$ is generated by $a$ and $b$.