Mathematics
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Sam's user avatar
Sam's user avatar
Sam
  • Member for 5 years, 3 months
  • Last seen more than a month ago
  • Chicago, IL, USA
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All Questions Answers
Score Newest
answer
5
Checking whether $\int_{B(0,r)} \int_{B(0,r)} \ln(\|x-y\|)dxdy > 0$?
Feb 25, 2022
answer
5
If $\frac{z-\alpha}{z+\alpha},(\alpha \in R)$ is a purely imaginary number and $|z|=2$, can we find value of $\alpha$ geometrically?
Jun 1, 2020
answer
5
Show that $Q(x):=200x^3-200x^2+200x+100$ is an irreducible polynomial over the field $\mathbb{Q}$ of rational numbers.
Apr 23, 2020
answer
3
Uniform integrability and $L^1$ convergence of $(1/X_n)$
Dec 14, 2022
answer
3
How is a multivariable function integrated
Apr 18, 2020
answer
3
$P(X\le Y)\le {\frac{1}{2}}$ if both $X,Y$ have probability density function
May 28, 2020
answer
3
What is the expected number of peaks in an array of length $n$ with each number randomly drawed from $[0, 1]$?
May 17, 2020
answer
3
Is it possible to draw a square in the plane using line segments that increase in length by 1 each time
May 15, 2020
answer
3
find $\lim_{n\rightarrow \infty}\sum_{k=1}^n\frac{(k+1)^l}{k^{l+1}}, for: l\geq0$
Apr 22, 2020
answer
2
Prove $\{\sin a_n\}$ diverges.
Oct 16, 2022
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17
What is the idea behind "p or not p" being a tautology?
10
A lecturer wants to grade me based on 'creativity' in a task, how do I succeed?

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