I offer this visual proof of the following amazing infinite sum
My latest contribution to the New York Times Learning Network is the lesson “How Is Math Beautiful? Exploring by Creating“.
This lesson is inspired by the new Museum of Mathematics. After reading about the mission of the Museum and some of its exhibits, students are challenged to create their own exhibit of mathematics. The goal is for students to explore, capture, and communicate the beauty of mathematics.
Some suggestions for exhibits are tilings of the plane, mathematical photography, and different kinds of mathematical sculpture. What are some other suggestions that would excite students about sharing the beauty of mathematics?
This question is about the online currency Bitcoin. The value of a Bitcoin recently dropped nearly $160 from a record high of around $266. Approximately how much total value did all the Bitcoins in circulation lose?