This was a mind blowing example of math and art from last year - perhaps the live coding of the method was even more impressive than the outcome: https://www.youtube.com/watch?v=8--5LwHRhjk
As soon as I saw the first frame, I knew that was an Inigo Quilez video, very interesting work. His website inspired me to switch to an SDF approach to modeling for 3d printing: https://github.com/deadsy/sdfx.