![]() ![]() If you’re a visual learner, you should check out the helpful video “ The Abacus: How to Use this Ancient Wonder.” This demonstration covers addition and subtraction, first on the Japanese soroban and then on the Chinese suanpan. The site’s administrator has amassed a collection of abacuses that includes conventional Chinese suanpans, Japanese sorobans,and Russian schiotys, as well as more eclectic pieces, such as a pocket decimal abacus made out of K’nex. If you’re interested in seeing more photographs of the abacus, visit the hobbyist site Tina’s Abaci. Then turn to “ The Original Pocket Calculator“ to find out more about portability in the design of the abacus and its successors. Visit “ The Versatile, Venerable Abacus“ to read about the geographical range of the abacus. The information given on these pages is not exhaustive, but does include interesting ephemera and some absolutely fantastic drawings, paintings, and photographs of the abacus and its users. “ REVOLUTION,” the Computer History Museum‘s latest online exhibition, has several pages detailing the evolution and historical use of the abacus. Want to read more about how to use an abacus? Visit the page “ How to use an abacus“ for a clear explanation of how to perform addition and subtraction on a Chinese abacus. “ The Abacus” article provides another historical look at the abacus. ![]() The site includes the history of the abacus, detailed explanations of how to calculate on abaci, an interactive abacus, and an exhaustive collection of outside resources, articles, and curiosities. 5-13.ĪBACUS: The Art of Calculating with Beads is an award-winning hub of information about the abacus. There are slides devoted to this topic: Lecture 0, pp. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |