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  • Ptolemy I Soter - Wikipedia
    Ptolemy was one of Alexander's most trusted companions and military officers After the death of Alexander in 323 BC, Ptolemy retrieved his body as it was en route to be buried in Macedon, placing it in Memphis instead, where it was later moved to Alexandria in a new tomb
  • Ptolemy - Wikipedia
    Like Aristotle before him, Ptolemy classifies mathematics as a type of theoretical philosophy; however, Ptolemy believes mathematics to be superior to theology or metaphysics because the latter are conjectural while only the former can secure certain knowledge
  • Ptolemy | Accomplishments, Biography, Facts | Britannica
    Ptolemy was an astronomer, mathematician, and geographer who lived during the 2nd century CE He is known for his geocentric (Earth-centred) model of the universe
  • Claudius Ptolemy - World History Encyclopedia
    Claudius Ptolemy (c 100 to c 170 CE) was an Alexandrian mathematician, astronomer, and geographer
  • Ptolemy I - World History Encyclopedia
    Ptolemy I Soter (366-282 BCE) was one of the successor kings to the empire of Alexander the Great He served not only as king of Egypt but also the founder of the Ptolemaic Dynasty, a dynasty which included the infamous Cleopatra VII Ptolemy was a Macedonian nobleman, son of Lagos
  • Ptolemy - Simple English Wikipedia, the free encyclopedia
    In addition to his well-known works in astronomy, Claudius Ptolemy was important in the history of geography and cartography (making maps) He was influential up to the 16th century
  • Claudius Ptolemy - Biography, Facts and Pictures
    Claudius Ptolemy wrote the Almagest, the work that defined astronomy for over 1,000 years The Almagest included a catalogue of over a thousand stars, recording their positions, constellations, and relative brightnesses; and a mathematical model predicting the movements of the planets
  • Ptolemy summary | Britannica
    Ptolemy , Latin Claudius Ptolemaeus, (born c ad 100—died c ad 170), Greek astronomer and mathematician He worked principally in Alexandria It is often difficult to determine which findings in his great astronomical book, the Almagest, are Ptolemy’s and which are Hipparchus ’s




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