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).

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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.

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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.

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Ptolemy I of Egypt: redirect Ptolemy I Soter...

Ptolemy (disambiguation): There have been several people named Ptolemy:...

Greek: The noun Greek refers to:...

Ptolemy related Images and Photos (experimental)

Map Showing Ptolemy 1507	Portrait of Ptolemy circa 1475	Euclid Presenting to Ptolemy Soter His Work on the Elements of Geometry	The Gonzaga Cameo Depicting Ptolemy II Philadelphus and His Wife Arsinoe Portrayed as Gods
Representation of Ptolemy's Planetary System Which Features the Earth at the Centre of the Universe	Fragment of an Inscription of Ptolemy Iv Cartridges	Lighthouse at Alexandria Built by Ptolemy the Great Egypt	Naos Chapel Dedicated to the Goddess Isis by Ptolemy VIII from the Temple of Isis at Philae
Alexander III the Great 356-323 BC Wearing Horns of God Amon Coin from Period of Ptolemy I