What does it take to be part of the middle class? Does it take owning a home? A college education? A job that comes with a white collar (or in the Bay Area, a T-shirt and a pass to the Google ...
Getting your Trinity Audio player ready... When professor Harvey Greenberg thinks about the Democratic National Convention, he sees problems — math ones. Like 12,000 volunteers in thousands of ...
Ever since Archimedes, mathematicians have been fascinated by equations that involve a difference between squares. Now two mathematicians have proven how often these equations have solutions, ...