Mathematics
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granular bastard
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19
PDF of volume of tetrahedron with random coordinates
Mar 10 '21
13
Guessing number of colors of beads in an urn
Jul 13 '21
11
Expected tetrahedron volume from normal distribution
Feb 13 '20
10
Solve $\int _{x=0}^{\infty }\int _{t=-\infty }^{\infty }\exp \left(\frac{-a t^2+i b t}{3 t^2+1}+i t x\right)\frac{x}{3 t^2+1}\mathrm{d}t\mathrm{d}x$
Dec 25 '21
9
Solve $\int_{x=0}^{\infty}\int_{t=-\infty}^{\infty}\frac{x}{at^2+1}\text{exp}\left(itx-\frac{b \sqrt{3a}t^2}{at^2+1}\right)\mathrm{d}t\ \mathrm{d}x$
Dec 19 '21
9
PDF of area of triangle with normally-distributed coordinates in any dimensions
Apr 2 '21
7
Expected triangle area of normal distributed vertices with colinear expectations
Jan 23 '20
6
Least square fit of ellipse worsens with increasing border thickness
Sep 28 '21
5
Relation between eigenvalues and size of geometrically shaped data in PCA
Aug 24 '21
5
$\int_{-\infty}^{\infty} {\rm exp}\left(\frac{i b t - a}{t^2 + 1}\right) - {\rm exp}\left(\frac{i b}{t} - \frac{1}{t^2}\right) {\rm d}t$
Jan 7
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11
Distribution of $x_4(x_1-x_3)+x_5(x_2-x_1)$ with iid $x_i \sim N(0,1)$
9
Это русская пословица? "The church is near, but the road is icy. The bar is far, but we will walk carefully."
8
If $x$ is a normally distributed random variable, then what is the distribution of $x^4$ ? Does it follow a well-known distribution?
8
If $x$ is a normally distributed random variable, then what is the distribution of $x^4$ ? Does it follow a well-known distribution?
6
Express MeijerG as integral

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