Recent reviews from Slashdot readers: The Equation That Couldn't Be Solved looks at the last 150 years of math development, with a focus on group theory and its impact. (Joe Kauzlarich's review) The Areas of My Expertise is a great assorted set of lists, data and other odd pieces of data. Great reading in the bathroom or plane riders (Peter Wayner's review) Write Portable Code does an excellent jo