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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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INtro project
Category:
Otro
Actualizado:
10 oct 2017
0
0
440
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Created by
hunter
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Eventos
First chinese abacus.
Blaise Pascal was born.
Pascaline was invented.
Gottfried Wilhelm Leibniz
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