porridge pulleys and Pi:
two mathematical journeys

Mathematical Sciences Research Institute

Vaughan F.R. Jones

Vaughan Frederick Randal Jones

The Knotplot Site

The International Guild of Knot Tyers

Nicholas R. Cozzazarelli

Hendrick W. Lenstra, Jr.

Escher and the Droste Effect

Escher's Print Gallery at StanfordLudolph Van Ceulen

Pi in the Pieterskerk (in Dutch)



Contact:
George Paul Csicsery
Zala Films
PO Box 22833, Oakland, CA 94609 USA
Tel: +1 510 428-9284 / Fax: +1 510 428-9273
Email: geocsi@zalafilms.com
www.zalafilms.com


© 2004- George Csicsery