WASHINGTON (Reuters) - Using written symbols such as hearts, arrows and hands, the ancient Aztecs maintained an arithmetic system that was far more complex than previously understood, scientists said ...
JANESVILLE, Wis., April 4 (UPI) -- A study by U.S. and Mexican researchers has found evidence of an ancient method of arithmetic in Aztec property records. Barbara Williams of the University of ...
Long known for their cool circular calendars and practice of human sacrifice, Aztecs were also math whizzes. Aztecs used hand, heart and arrow symbols to represent fractional distances when ...
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