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Mathematics
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LexLarn's user avatar
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LexLarn
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16
About problem A4 2022 of Putnam
Dec 6, 2022
8
About an integral of the MIT Integration Bee Finals (2023)
Feb 25, 2023
6
When do we generally use $x=\frac{1-t}{1+t}$ substitution?
Nov 29, 2022
6
Integral from MIT Integration Bee 2024 $\int_{-\infty}^{\infty} \frac{1}{x^4+x^3+x^2+x+1} {d}x$
Feb 21
6
Probability that two elements commute in a noncommutative simple finite group
May 21
5
An exotic integral
Feb 19
4
A weird theorem of existence
Nov 22, 2022
3
About an exotic integral [duplicate]
Aug 23, 2023
3
Solve $x^3+x^2+x=-\frac{1}{3}$ in $\mathbb{R}$
Jul 16
2
Trying to evaluate a series
Dec 8, 2023