(Non)existence of Pleated Folds: How Paper Folds Between Creases (2009)
Demaine, Erik D., Demaine, Martin L., Hart, Vi, Price, Gregory N., Tachi, Tomohiro
We prove that the pleated hyperbolic paraboloid, a familiar origami model known since 1927, in fact cannot be folded with the standard crease pattern in the standard mathematical model of...