Behold the Non-Squeezing Property Of Contact Balls

The field of mathematics often supplies papers that demand attention even from casual observers. Here’s a new one:

Non-Squeezing Property Of Contact Balls,” Sheng-Fu Chiu, arXiv 1405.1178v1, May 6, 2014. The author is at Northwestern University.

Here’s detail from the study:


BONUS (unrelated):

IMPROVEMENT IN MACHINES FOR SQUEEZING PUDDLERS BALLS,” US Patent #190,385, granted to E. Suckow, 1877.

Here’s detail from that patent:


BONUS: Puddling