Ptolemy

:This article is about the geographer and astronomer Ptolemy. For Alexander the Great's general, see Ptolemy I of Egypt. For others named "Ptolemy" or "Ptolemaeus", see Ptolemy (disambiguation).

Related Topics:
Ptolemy I of Egypt - Ptolemy (disambiguation)

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Claudius Ptolemaeus (Greek: ???????? ???????ῖ??; ca. 100 – ca. 178), known in English as Ptolemy, was an Ancient geographer, astronomer, and astrologer who probably lived and worked in Alexandria in Egypt.

Related Topics:
Greek - 100 - 178 - Geographer - Astronomer - Astrologer - Alexandria - Egypt

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Ptolemy was the author of several scientific treatises, two of which have been of continuing importance to later Islamic and European science. One is the astronomical treatise that is now known as the Almagest (in Greek ? ?????? ????????, "The Great Treatise"). The other is the Geography, which is a thorough discussion of the geographic knowledge of the Greco-Roman world.

Related Topics:
Islamic - European - Almagest - Greco-Roman

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