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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 dic 2000 anni - Mesopotamia develops 60 point numeral system, pi
Aggiunto al nastro di tempo:
History of Math
By
Jane
19 nov 2017
0
0
470
Data:
1 dic 2000 anni
Adesso
~ 24 years ago
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