the new charts use 31 Chinese characters, including 11 referring to numbers. Gyaltsan showed an aptitude for math at school 30 years ago, but he left before finishing primary school. He is, however, ...

Have top stories from The Daily Pennsylvanian delivered to your inbox every day, Monday through Friday, when Penn classes are in session.

Students and alumni have sent hundreds of thank-you messages to instructors, TAs, and teachers across the CMU community.