Math and Movies (Animation at Pixar)

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

How do 3D animated characters look so smooth? Pixar researcher Tony DeRose explains - with mathematics.

Extra footage: http://youtu.be/2NzTAaYgk4Q

Links below...
Pixar Research: http://graphics.pixar.com/research/
Tony DeRose papers: http://bit.ly/DeRosePapers
Ed Catmull's paper: http://bit.ly/1stJNht