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- Ptolemy - Wikipedia
Claudius Ptolemy ( ˈtɒləmi ; Ancient Greek: Πτολεμαῖος, Ptolemaios; Latin: Claudius Ptolemaeus; c 100 – 160s 170s AD), [b][1] better known mononymously as Ptolemy, was a Greco-Roman mathematician, astronomer, astrologer, geographer, and music theorist [2] who wrote about a dozen scientific treatises, three of which were important to later Byzantine, Islamic, and Western
- 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 His works survived antiquity and the Middle Ages intact, and his theories, particularly on a geocentric
- 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 The predictive power of Ptolemy’s planetary model was unsurpassed for almost 1,500 years
- Claudius Ptolemy: The Famed Alexandrian Mathematician and Astronomer . . .
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 indelible mark on mathematics, astronomy, astrology, geography, and music theory This comprehensive exploration delves into Ptolemy’s life and major accomplishments, highlighting his enduring legacy Early Life
- Ptolemy - University of Oregon
Ptolemy, Latin in full Claudius Ptolemaeus (fl AD 127-145, Alexandria), ancient astronomer, geographer, and mathematician who considered the Earth the center of the universe (the "Ptolemaic system") Virtually nothing is known about his life
- Ptolemy - Famous Mathematicians
Born: c 90 in Egypt Died: c 168 (at about age 78) in Alexandria, Egypt Nationality: Greco-Roman Famous For: Publishing The Amalgest Ptolemy can be described as a polymath because his studies ranged across an astonishing array of disciplines, from astronomy and geography, to mathematics, philosophy, literature and poetry Ptolemy’s Early Years The best indications […]
- The life of Ptolemy, ancient astronomer | BBC Sky at Night Magazine
Claudius Ptolemaeus (circa AD 100–170), better known as Ptolemy, was a Greco-Roman astronomer, mathematician, geographer and cartographer
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