S3 The Smith Sexagesimal System: Using Base-60 to Increase Arithmetic Intelligence

By Jean-Michel Smith

S3: The Smith Sexagesimal System is a detailed treatment and modernization of the ancient base-60 numerical system first developed by the Sumerians around 3100 BC. S3 combines ancient and modern... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0983188815
• ISBN13: 9780983188810
• Release Date: December 2011
• Publisher: Red Anemone Books Inc.
• Length: 72 Pages
• Weight: 0.26 lbs.
• Dimensions: 0.1" x 5.1" x 7.8"