Purple and Brown

Our pals at Aardman are up to their old tricks again! They’ve launched this series of bite-sized claymation shorts called Purple and Brown. Before I say anything about it, just watch some of them! Here’s one:

These shorts are everything I love about animation: they’re short, simple, funny, clever, and brilliantly animated. But there’s something more going on here. Something really subversive…

Continue reading Purple and Brown

More math art

Welcome MeFites and Diggers! Since you folks are here looking for homework, I thought I’d dig up some other old ones I did for Prof. Banchoff’s calculus class. This one isn’t quite as involved as that other polynomial, but it was still fun to draw:

Detail. Click for the full page.

This is a visualization of some level surfaces of the equation G(x,y,z) = (4-x^2-y^2-z^2)*((x-c)^2+y^2). Another way to think of it is as the product of two distance fields, one from a sphere, and the other from a line, where the line’s distance from the center of the sphere is given by c. I don’t have an exact date for this, but it would have been sometime in the fall of 1988.