安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- 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
- 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
- Claudius Ptolemy - World History Encyclopedia
Ptolemy was a keen astronomer, although he was reliant on the naked eye since the telescope was not invented until the early 17th century What Ptolemy did have access to were masses of astronomical observations taken by ancient Babylonian scientists from the 8th to the 3rd centuries BCE
- 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
- 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
- From Alexander the Great to Cleopatra: The Story of the Ptolemaic . . .
The Ptolemaic Dynasty, established by the Macedonian Greek general Ptolemy I Soter, ruled Egypt for almost three centuries
- 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 He was a citizen of Alexandria, Egypt, in the 2nd century AD
- Ptolemy - 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
|
|
|