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  1. Ptolemy | Accomplishments, Biography, & Facts | Britannica

    6 days ago · 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.

  2. 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, …

  3. Claudius Ptolemy - World History Encyclopedia

    Sep 7, 2023 · Claudius Ptolemy (circa 100 to circa 170 CE) was an Alexandrian mathematician, astronomer, and geographer.

  4. Ptolemy I Soter - New World Encyclopedia

    Ptolemy I was one of Alexander the Great's most trusted generals, and among the seven somatophylakes, or bodyguards, attached to his person. He was a few years older than …

  5. The Life of Ptolemy I Soter: Founder of the Ptolemaic Dynasty

    Aug 29, 2024 · Explore the life and legacy of Ptolemy I Soter, from his early years in Macedon and close companionship with Alexander the Great, to his strategic consolidation of power in …

  6. Claudius Ptolemy: The Famed Alexandrian Mathematician and ...

    May 23, 2024 · Claudius Ptolemy (c. 100 – c. 170 AD) was a towering figure in the ancient world, renowned for his extensive contributions to various fields of science. His life and works left an …

  7. Ptolemy I Soter: The Founder of the Ptolemaic Dynasty Explained

    Ptolemy I Soter, a prominent figure in ancient history, was not only a companion and general of Alexander the Great but also the founder of the Ptolemaic dynasty in Egypt. His life and …

  8. Ptolemy (85 - 165) - Biography - MacTutor History of Mathematics

    Ptolemy was the most influential of Greek astronomers and geographers of his time. He propounded the geocentric theory of the solar system that prevailed for 1400 years.

  9. 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 …

  10. Ptolemy I Soter - Pharaoh, Conqueror, Founder | Britannica

    Oct 31, 2025 · After naming himself king, Ptolemy’s first concern was the continuing war with Antigonus, which was now focused on the island of Rhodes. In 304 Ptolemy aided the …