The following are creations by Rinus Roelofs. His study of math merged with art has created some fascinating sculptures and images. Check out his site for an amazing array of each.
From his site: "Rinus Roelofs was born in 1954. After studying Applied mathematics at the Technical University of Enschede, he took a degree from the Enschede Art Academy with a specialization in sculpture. His commissions come largely from municipalities, institutions and companies in the Netherlands, but his work has been exhibited further a field, including in Rome as part of the Escher Centennial celebrations in 1998."