:::Any book on the Mayans will do really, but a good source for beginners is 1491 by Charles Mann, in which the earliest evidence of use of the zero is tracked back using the example of a gpyph from San José Mogote from the 8th century BC. And Conservapedia's [[Maya]] article mentions that they used it before the Europeans. [[User:JosephJackson|JosephJackson]] 19:24, 4 August 2009 (EDT) | :::Any book on the Mayans will do really, but a good source for beginners is 1491 by Charles Mann, in which the earliest evidence of use of the zero is tracked back using the example of a gpyph from San José Mogote from the 8th century BC. And Conservapedia's [[Maya]] article mentions that they used it before the Europeans. [[User:JosephJackson|JosephJackson]] 19:24, 4 August 2009 (EDT) |