books.google.com - What is the largest number less than 1? If x and y are any of two different positive numbers, which is larger, x2 + y2 or 2xy? What do you get if you cross a cube and an octahedron? Discover the surprising answers as David Wells conclusively proves that: you Are a mathematician Praise for David Wells's...http://books.google.com/books/about/You_are_a_mathematician.html?id=6YspAQAAMAAJ&utm_source=gb-gplus-shareYou are a mathematician