(March 8, 2015 at 7:36 pm)Chad32 Wrote: How can you not have the number zero? What did they write on the list to indicate they had nothing left in stock?
From the Smithsonian
Quote: We use them with such ease that we take them for granted. Surprisingly, our number system took hold in the West only in the 13th century, after the Italian mathematician Leonardo of Pisa—better known as Fibonacci—introduced the numerals to Europeans. He’d learned them from Arab traders, who presumably adopted them during travels to the Indian subcontinent.
http://www.smithsonianmag.com/history/or...92/?no-ist