Pi as music
February 28, 2008 10:26am
Using sex to advocate for student housing
February 26, 2008 7:48am
They're moles, people. If go look in a mirror, I suspect you'll find a few on yourself.
It's nice to see some advertisers not airbrushing their models within an inch of their life for once.
World of Warcraft limits your wealth to 2^31 copper
January 19, 2008 9:15am
How much of a problem is this, really? I don't have a lot of experience with WoW, but is there really anything you could spend 2 gibicopper on?
No friends yet.


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I was playing with this the other day. It's pretty fun (at least for a math major) to, say, map odd numbers to high notes and even numbers to low notes, or primes to high and composites to low.
If I'm remembering correctly, every finite string of digits occurs somewhere in the decimal representation of pi. So theoretically, if you plug all the notes of your favorite song into this thing, it will eventually play it for you. The problem being, of course, that it only uses the first 10,000 digits.
What we really need is a base 88 representation of pi, so that every key on the piano could get represented. Hook that up to a file with as much of pi in it as we know and let it run as some sort of audio art installation. Or, for a really insane version, make it a base 440 (5*88) representation. This way there would be enough digits to represent sixteenth, eighth, quarter, half, and whole notes. That way just about every melody you can play on a piano would eventually show up in it.
Or perhaps I'm taking this too far.