algorithmic modeling for Rhino
I know this post is from a while ago, but I was wandering if you ever managed to find a way to simulate the elasticity and "springyness" of the material. It is something I am working on now, so any pointers would be greatly appreciated.
This is far beyond my level of maths, but you might find something useful in http://www.cs.cornell.edu/projects/YarnCloth/thesis_compressed.pdf
This pattern give me a cool idea to make a cover for a cushion. I'll do with a Australian really bulky yarn (made to hand knit) that you can buy in this knitting supplies online store.