Provides a thank you message to Branko Grunbaum for the assistance of the page. Includes the illustration of the types of pentagon.

Presents all the products available, symmetry works, and shops. Includes user comments and purchasing details.

A Microsoft Windows program designed to produce and explore rhombic Penrose tiling comprising two types of rhombus which together form an infinite, aperiodic plane.

Contains information of the list of authors, publications, and contact information. With details about the catalog of tilings.

Information about the chaos tiles, which are now on sale. Includes related links, purchasing information, and related links.

Presents a question about where to find the derivation of 17 wallpaper groups. Includes exercises and references.

Article by Nicolas Schoeni, Wes Hardaker and Gervais Chapuis, at The Swiss Federal Institute of Technology (EPFL), Switzerland.

Shows connections purely on mathematics including operator K-theory, dynamical systems, and non-commutative geometry.

Provides information about geometry, which includes symmetry, movement, and purpose. Includes a biography and related links.

Provides an article about the fascination in designing figures and patterns. Includes computer art inspired by Victor Vasarely.

Shows information about the regular tessellation of the hyperbolic plane. With some quasi regular tessellations of the hyperbolic plane.

Presents a program based on the Geometry Center's tiling program on display at the St. Paul Science Museum. Includes downloadable software from the geometry center.