books.google.com - 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...https://books.google.com/books/about/Negative_Math.html?id=8HSodlYby9MC&utm_source=gb-gplus-shareNegative Math

No eBook available

Pages displayed by permission of Princeton University Press. Copyright. |