2008.03.27 10:22:22 EDT New Upper Bound for Rubik's Cube Solutions Posted on the arXiv: Twenty-Five Moves Suffice for the Rubik's Cube. Tomas Rokicki (Stanford trained computer scientist [I didn't know CS can be listed on the Math Genealogy Project...]; logic puzzle
2008.03.25 17:09:51 EDT Some exact integrals Doing integrals are often hard things. Beyond the traditional bag of tricks that include standard change of variables, trigonometric substitutions, and such, there are often integrals here and there t
2008.03.23 13:29:05 EDT Square Root Came across on the web something my dad taught me when I was in 3rd grade that I promptly forgot and "rediscovered" by myself when I was in fifth grade. It is no longer useful in this day and age of c
2008.03.19 11:12:00 EDT RIP: Arthur C. Clarke At Tuesday, March 18, 1:30am local time in Sri Lanka, the world lost a great man. I deeply enjoyed the Space Odyssey books (though I don't have much recollection of 2061, and 3001 is sub-par compared
2008.03.18 19:07:46 EDT UPS Thank goodness for uninterruptable power supply. According to my sister there had just been a sort power-outage at home, lasting roughly half and hour. My investment in an 650 VA model APC is looking
2008.03.15 14:04:23 EDT Midori web browser First a screenshot: That was Midori, a lightweight web browser based on the Gtk+ port of the WebKit engine. As seen above, it scores an 88/100 on the Acid3 test, only behind a version of Safari that
2008.03.12 22:19:51 EDT Bootstrap argument Yesterday I mentioned the Ken Thompson ACM Lecture in my blog. Now that I am Vicodin-free and thinking clearly, I understood why the concept tickled me so. (Well, it would've tickled me regardless, si
2008.03.12 06:51:08 EDT I'm glad it wasn't an alpine mountain train I've learned that it's all downhill from Princeton to West Windsor. Since I visited my sister yesterday, I came in on the Princeton Dinky this morning as she is heading off to school; this means I got
2008.03.11 22:20:13 EDT Removal of Wisdom tooth and other stuff Much happened today. In the morning shower, I realized a mistake I've made in the calculation that I did yesterday. It is a good realization, whereupon I rid myself of a pesky term that I hadn't until
2008.03.10 12:04:06 EDT Myth of the underdog An interesting article titled "Bad Science Journalism and the Myth of the Oppressed Underdog" was posted on ScientificBlogging. This got me thinking, the Myth of the Oppressed Underdog really isn't a
2008.03.04 11:35:54 EST Lorenz v Lorentz I'm not quite sure from where I first heard this: that the proper spelling is Lorenz gauge and Lorentz transformation. The former is named after a Dane by the name of Ludwig Valentin Lorenz, the latte