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@mathcoachrivera: Ancient Mayan numerals. Early origins of the number #zero #mathphoto16 https://t.co/a3Uc4Ikf9m | by tads2

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@mathcoachrivera: Ancient Mayan numerals. Early origins of the number #zero #mathphoto16 https://t.co/a3Uc4Ikf9m

Ancient Mayan numerals. Early origins of the number #zero #mathphoto16 t.co/a3Uc4Ikf9m - @mathcoachrivera

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Uploaded on July 11, 2016