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Eugene Bulkin

United States

Age: 19

Some one who codes and does various other things on occasion.

Caltech '16

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Top Questions

Find a way from 2011 to 2 in four steps using a special movement

number-theory contest-math asked Apr 22 '11 at 20:27

math.stackexchange.com

FFT for Spectrograms in Python

python image graphics audio fft asked Aug 20 '09 at 0:14

stackoverflow.com

Non-numerical vector space examples

linear-algebra big-list asked May 8 '11 at 18:40

math.stackexchange.com

Why are the only numbers $m$ for which $n^{m+1}\equiv n \pmod{m}$ is true also unique for $\displaystyle\sum_{n=1}^{m}{n^m}\equiv 1 \bmod m$?

number-theory modular-arithmetic asked Aug 29 '10 at 1:19

math.stackexchange.com

How can I prove $\underbrace{\int \ldots \int}_{n} |x| dx = \frac{x^n |x|}{n+1}+C$?

calculus asked Oct 9 '10 at 19:24

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Extension of previous problem, involving $\ell^p$ norm circles

calculus real-analysis geometry functional-analysis asked Sep 26 '10 at 15:24

math.stackexchange.com

Top Answers

Showing $\tan\frac{2\pi}{13}\tan\frac{5\pi}{13}\tan\frac{6\pi}{13}=\sqrt{65+18\sqrt{13}}$

math.stackexchange.com

Strange behavior of PHP time math: Why is strtotime() returning negative numbers?

stackoverflow.com