The preface from the author is a great read, better than the Wikipedia article: http://www.mit.edu/~prz/EN/essays/BookPreface.html http://www.mit.edu/~prz/EN/e

The preface from the author is a great read, better than the Wikipedia article: http://www.mit.edu/~prz/EN/essays/BookPreface.html http://www.mit.edu/~prz/EN/essays/BookPreface.html