Ptolemy | Accomplishments, Biography, & Facts | Britannica
2024年11月19日 · Ptolemy (born c. 100 ce —died c. 170 ce) was an Egyptian astronomer, mathematician, and geographer of Greek descent who flourished in Alexandria during the 2nd century ce.
Claudius Ptolemy - Biography, Facts and Pictures - Famous Scientists
Claudius Ptolemy was born in about the year 100 AD, almost certainly in Egypt. He lived in the metropolis of Alexandria on Egypt’s Mediterranean coast. Alexandria was built by the Ancient Greeks, but later conquered by the Romans. Claudius is a Roman name and Claudius Ptolemy was a Roman citizen.
Ptolemy (85 - 165) - Biography - MacTutor History of Mathematics
One of the most influential Greek astronomers and geographers of his time, Ptolemy propounded the geocentric theory in a form that prevailed for 1400 years. However, of all the ancient Greek mathematicians, it is fair to say that his work has generated more discussion and …
Claudius Ptolemy - World History Encyclopedia
2023年9月7日 · 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...
Ptolemy Facts & Biography | Famous Mathematicians
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. The best indications place Ptolemy’s birth at about 90 A.D. in Alexandria, Egypt.
Ptolemy - Simple English Wikipedia, the free encyclopedia
Claudius Ptolemy (Koinē Greek: Κλαύδιος Πτολεμαῖος, romanized: Klaúdios Ptolemaîos [kláwdios ptolɛmɛ́os]; Latin: Claudius Ptolemaeus; c. AD 100 – c. AD 170) was a Greek who probably lived and worked in Alexandria, Egypt.
The Life of Astronomer Claudius Ptolemy - ThoughtCo
2019年7月3日 · Claudius Ptolemy (often called Claudius Ptolemaeus, Ptolomaeus, Klaudios Ptolemaios, and simply Ptolemeus) was one of the earliest of these observers. He systematically charted the sky to help predict and explain the motions of the planets and stars. He was a scientist and philosopher who lived in Alexandria, Egypt nearly 2,000 years ago.
Claudius Ptolemy - Encyclopedia.com
2018年5月23日 · The Greek astronomer, astrologer, and geographer Claudius Ptolemy (ca. 100-ca. 170) established the system of mathematical astronomy that remained standard in Christian and Moslem countries until the 16th century.
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.
Who was Claudius Ptolemy? - University of Chicago
Claudius Ptolemy. Claudius Ptolemy lived in Alexandria, in Egypt, in the middle of the second century CE. He was descended from an Egyptian family and associated with the renowned library situated in the city. He is celebrated for his great work …
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