Photos from the Maubeuge symposium "Arts et Mathématiques"

by John Sullivan

of the exhibit of eversion models by Denner

Click on any image to see a larger version.
Denner made a long series of models of his polyhedral eversion, using blue and red cardboard, and transparent plastic

Attending the workshop/exhibit were Bernard Morin and François Apéry.

Apéry also had a beautiful wire model of a Morin surface.