Ptolemy (87-150)
Ptolemy was an astronomer, mathematician and geographer. He classified the Greek geocentric view of the universe, and calculated the apparent motions of the planets of the solar system.
Published by Adel Ghonim
Dipl.- Bw. Adel Ghonim, Egypt. My "A Flute of a Girl's Bones" - SF Novel - was awarded the "Novel Club Prize of Egypt" at the year 1986 (you can read it here at Adel Ghonim's Published Content). I'm member i... View profile
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