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Ptolemy (jun 1, 100 – oct 1, 170)

Description:

- added epicycles to Aristotle's geocentric model
- Greco-Roman mathematician, astronomer, geographer, astrologer

Added to timeline:

History of Psychology

2 Jun 2018

5

0

2017

Date:

jun 1, 100

oct 1, 170

~ 70 years

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