Mathematics
Myunghyun Song's user avatar
Myunghyun Song's user avatar
Myunghyun Song's user avatar
Myunghyun Song
  • Member for 5 years, 5 months
  • Last seen more than 5 years ago
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Solving mathematical problems is one of my joys. My particular interest lies in all kinds of analysis, including probability theory and statistics.

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51
Does $(n+1)(n-2)x_{n+1}=n(n^2-n-1)x_n-(n-1)^3x_{n-1}$ with $x_2=x_3=1$ define a sequence that is integral at prime indices?
26
Stuck on a Geometry Problem
23
Methods to solve $\int_{0}^{\infty} \frac{e^{-x^2}}{x^2 + 1}\:dx$
22
Integration with $\ln(x)$ in the denominator
20
Evalulate $\int_0^\infty \int_0^\infty \int_0^\infty e^{-(xy+yz+zx)}\ dx\ dy\ dz$