https://linkatopia.com/rob215/math The 8 latest links tagged, "math" by Robert Giordano http://ocw.mit.edu/courses/mathematics/18-098-street-fighting-mathematics-january-iap-2008/index.htm 2015-12-05T16:55:31Z http://en.wikipedia.org/wiki/Golden_ratio 2010-01-26T02:07:42Z The golden ratio is an irrational mathematical constant, approximately 1.6180339887. http://digicc.com/fido/ 2008-05-01T23:34:09Z A cool little puzzle where you pick a number, do some math, circle one of the digits and it guesses which digit you circled. http://www.archimedes-lab.org/numbers/Num1_69.html 2008-04-17T14:40:44Z http://www.unitone.org/naturesword/sacred_geometry/phi/in_geometry/ 2008-01-20T17:04:21Z 0.618 and Fibonacci http://www.mathpages.com/home/kmath414.htm 2007-08-18T15:19:40Z 6accdae13eff7i3l9n4o4qrr4s8t12ux- Isaac Newton http://en.wikipedia.org/wiki/Wallpaper_group 2006-10-06T12:04:57Z Classifications of symmetry in repetitive patterns. These patterns occur in architecture and decorative art. There are 17 possible distinct groups. http://clowder.net/hop/17walppr/p3m1glid2.html 2006-10-06T12:38:38Z Animated examples of wallpaper symmetry... trippy!