Periodic Ornamental Designs
- APLANAR, Two-dimensional geometry in APL, APL
Quote Quad, 10, (1980), pp. 11-17.
- TESSL, A tesselation workspace, APL Quote
Quad,
10, (1980), pp. 17-20.
- Periodic Ornamental Designs (with Doris Schattschneider)
videotape (privately distributed).
- Periodic Ornamental Designs (with Doris Schattschneider)
a graphic collection, Allentown (Pa.) Museum of Art, 1980.
- Linear Algebra and Affine Planar Transformations,
College Mathematics Journal, 24 (1993) pp 47-51