Chairman, LYNX LYCEUM, Meiko BLDG. Annex, 2F, Shinbashi 1-18-2, Minato-ku, Tokyo 105, Japan
(Received March 31, 1994; Accepted June 13, 1994)
Keywords: Escher, Plane Tiling, String Pattern, Leonardo
Abstract. A powerful way of inventing tile elements is presented. Many of these tiling patterns are presented as political caricatures. A topological property of periodic string patterns is described.