Mayan Astronomers - 750 BC 1.) They developed a written language of hieroglyphs and invented the mathematical concept of zero. 2.) They created the first tables of the movements of the sun, moon and planets for the use in astrology. 3.) They estimated the length of the month accurately. (1 Dez 751 Jahr v. Chr. – 1 Jun 743 Jahr v. Chr.)
Zugefügt zum Band der Zeit:
Datum:
1 Dez 751 Jahr v. Chr.
1 Jun 743 Jahr v. Chr.
~ 8 years and 6 months