Ptolemy also calculated the apparent motions of the known planets he did this by synthesizing and extending the work of hipparchus of rhodes, an astronomer who came up with a system of epicycles and eccentric circles to explain why earth was the center of the solar system. Not much is known about the man ptolemy, but he was a greek astronomer, astrologer & geographer from the second century many of his books were destroyed, so some of that knowledge is lost to us we cannot map his life, but we can certainly map some of his accomplishments. Hypatia (born c 350-370 died 415 ad) was a hellenistic neoplatonist philosopher, astronomer, and mathematician, who lived in alexandria, egypt, then part of the eastern roman empire.
Claudius ptolemy claudius ptolemy was a greco-egyptian mathematician, astronomer, astrologer, and writer he lived in alexandria in the roman province of egypt during the 2nd century. Claudius ptolemy ptolemy, a greek astronomer and geographer, lived in around 85 to 165 adhe was born in egypt, and he died there too egypt was the center of learning in those times, and it was there that ptolemy got his education. The 14th century astronomer theodore meliteniotes gave ptolemy's birthplace as ptolemais hermiou in the thebaid in an uncorroborated statement however, the general consensus is that he was born in alexandria where he is believed to have lived and died.
Ptolemy i (c 366-283 bce ) was a macedonian general under alexander the great (356-323 bce ) and founder of the ptolemaic dynasty of egypt, a family of fifteen kings—all of whom were named ptolemy—who reigned over egypt for more than three hundred years. Ptolemy was the only great astronomer of roman alexandria ptolemy was also a mathematician, geographer, and astrologer befitting his diverse intellectual pursuits, he had a motley cultural makeup: he lived in egypt, wrote in greek, and bore a roman first name, claudius, indicating he was a roman citizen — probably a gift from the roman. Briography: who was ptolemy claudius ptolemaeus, more commonly known as ptolemy, was a brilliant mathematician and astronomer during the 2nd century adptolemy was born, lived and thrived in alexandria, egypt, a global scientific and intellectual hub.
Ptolemy of alexandria, the influential astronomer ptolemy of alexandria was the most influential astronomer of the ancient world the books and theories ptolemy developed served as a major. 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 is known to have made astronomical observations at alexandria in egypt between. Claudius ptolemy could be described as an ancient roman renaissance man he was a roman citizen who lived in alexandria, egypt and wrote is scientific texts in greek he was not only a geographer but a mathematician, astronomer, astrologer, and even a poet ptolemy authored several scientific. Ptolemy was a roman citizen of egypt who had wrote in greek he wasa mathematician, astronomer, geographer, astrologer, and a poet ofa single epigram in the greek anthology. One of the prominent greek figures to contribute to mathematics was claudius ptolemy besides being a mathematician he was also a writer, poet, astronomer, astrologer and geographer he wrote numerous scientific treatises which would later prove to be beneficial for islamic, european and byzantine scientists.
Claudius ptolemy was a greco-egyptian mathematician, astronomer, astrologer, and writer he lived in alexandria in the roman province of egypt during the 2nd century and authored several scientific treatises, three of which were of considerable significance to the development of byzantine, islamic and european science in later centuries. Ptolemy's almagest is the only surviving comprehensive ancient treatise on astronomy babylonian astronomers had developed arithmetical techniques for calculating astronomical phenomena greek astronomers such as hipparchus had produced geometric models for calculating celestial motions. Ptolemy (claudius ptolemaeus), fl 2d cent ad, celebrated greco-egyptian mathematician, astronomer, and geographer he made his observations in alexandria and was the last great astronomer of ancient times. 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 argument than any other we.
Ptolemy the astronomer ptolemy was the world's foremost expert on astrology, which in ancient times was an extremely important and fundamental way of understanding the fate and workings of all humanity. Presents a biography of ptolemy (100-170 ad), an astronomer, mathematician, and geographer of alexandria, egypt explains that his actual name was claudius ptolemaeus, possibly signifying roman citizenship, and that he may have been born in greece. Ptolemy of alexandria, the influential astronomer essays - ptolemy of alexandria, the influential astronomer ptolemy of alexandria was the most influential astronomer of the ancient world the books and theories ptolemy developed served as a major basis for future astronomers.
Ptolemy, latin in full claudius ptolemaeus, (born c 100 ce —died c 170 ce), an egyptian astronomer, mathematician, and geographer of greek descent who flourished in alexandria during the 2nd century ce. Ptolemy of alexandria (c85-c165): famous astronomer, author of the great synthesis of ancient celestial knowledge double portrait of ptolemy in a medieval manuscript from bruges like aristarchus , eratosthenes , and hipparchus , ptolemy of alexandria was interested in both geography and astronomy. The almagest ptolemy's most famous work is the almagest, an astronomy textbook and star catalogue the almagest was a substantial, ambitious work it taught its students how to predict the location of any heavenly body at any time from anywhere on earth using ptolemy's mathematical model of planet movements. Claudius ptolemy was a greco-egyptian writer of alexandria, known as a mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the greek anthology he lived in the city of alexandria in the roman province of egypt, wrote in greek, and held roman citizenship.