The Ben Paul Thurston Blog

Math, Movies, Science, Computers, and so on...

Monday, October 24, 2011

Looks repetitive but isn't

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Suppose you start with 13. Then if the number you have is smaller than 16 double it, if it is larger than 16 divide it by 3. If it gets to e...
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Saturday, October 22, 2011

Lab O' Lantern

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Made this doggy in Gimp.
Tuesday, October 18, 2011

A Monte Carlo for approximating e

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I noticed experimentally that if you pick a random series of consecutive floating point numbers between 0 and 1 and stop when you've exc...
Wednesday, October 5, 2011

Prime island

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I made this graphic by looking at the primes smaller than 550,000. What I did was start at the center and with the number 7; I went left, up...
Monday, September 26, 2011

Finding primes with binary search

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Here's an algorithm for testing the primality of a number that should be fast on a computer because it uses all operations that are easy...

Genetic matching of a function

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This post is about using an algorithm designed to mimic natural selection to find the formula for an unknown polynomial. I started with a r...
Friday, September 23, 2011

The Sixteenths Temperament for a musical scale

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I made this new scale that I feel combines the best of the two dominant scales that exist today. On the one hand I made every note the same ...
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