Alberto A. Martinez Libri

A student in class asks the math teacher: "Shouldn't minus times minus make minus?" Teachers soon convince most students that it does not. Yet the innocent question brings with it a germ of mathematical creativity. What happens if we encourage that thought, odd and ungrounded though it may seem? Few books in the field of mathematics encourage such

Burned Alive challenges the accepted history of astronomy and shows how cosmology led Bruno bravely to his death.