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Russ Lyons's user avatar
Russ Lyons's user avatar
Russ Lyons's user avatar
Russ Lyons
  • Member for 7 years, 8 months
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I am a professor of mathematics at IU. My profile picture is based on the IU symbol. It is the identity element of the sandpile group on a part of the square lattice. The color coding is that height 0 is black, height 1 is blue, height 2 is red, and height 3 is dark yellow.

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5
If $X$ and $Y$ independent and identically distributed, then $E(|X-Y|)\leq E(|X+Y|)$. Are other proofs of this known?
Feb 4, 2023
answer
2
most general way to generate pairwise independent random variables?
Jun 4
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1
Inverse Laplace transform of $sech(\sqrt{2\lambda})$ and Brownian motion occupation time
May 7, 2018
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Monotone convergence theorem for stochastic integrals
Jan 26, 2018
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21
How can I get the color of overlapping disks to be equal in any order?
14
Why does pdfTeX use character expansion instead of line scaling?
10
How do I add a border around windows but keep the current theme?
9
Why does unboxing lose margin kerning in pdfTeX?
7
What's the way to change the size of a math symbol in plain TeX?