M.C. Escher's "Butterflies"
(c) 2002 Cordon Art - Baarn - Holland.
All rights reserved. Used by permission.
The official M.C. Escher website is at www.mcescher.com.
Astrid an Huef
School of Mathematics and Statistics
University of New South Wales
Office: Red Centre 6108
Office Phone: (02) 9385 7088
Fax: (02) 9385 7123
Snail Mail: School of Mathematics and Statistics, UNSW, Sydney, NSW 2052
E-mail:
astrid followed by @unsw.edu.au