Wednesday, November 5, 2008

Lissajous anyone?

Here is a type of plot produced by the x y function on an oscilloscope sampling 2 different frequency sources at integer ratios. Beating patterns are are visible as collapses in the plot. This has to have some application in a really neat art-music medium.

http://en.wikipedia.org/wiki/Lissajous_curve

Friday, October 10, 2008

Wednesday, September 24, 2008

Obama - Muslim?

He does know at least the beginning to the Islamic call to prayer:

http://select.nytimes.com/2007/03/06/opinion/06kristof.html?_r=3&oref=slogin&oref=slogin&oref=slogin

The author is a staunch liberal and strong Obama supporter obviously.

Here are another couple of articles that are interesting:

http://www.danielpipes.org/article/5544

http://www.danielpipes.org/article/5845