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Eratosthenes created a whole section devoted to the examination of Homer, and acquired original works of great tragic dramas of Aeschylus, Sophocles and Euripides. [6] Eratosthenes made several important contributions to mathematics and science, and was a friend of Archimedes. Around 255 BC, he invented the armillary sphere.
The following is a list of people who are considered a "father" or "mother" (or "founding father" or "founding mother") of a scientific field.Such people are generally regarded to have made the first significant contributions to and/or delineation of that field; they may also be seen as "a" rather than "the" father or mother of the field.
The Ptolemaic system of celestial motion as depicted in the Harmonia Macrocosmica (1661). Science in classical antiquity encompasses inquiries into the workings of the world or universe aimed at both practical goals (e.g., establishing a reliable calendar or determining how to cure a variety of illnesses) as well as more abstract investigations belonging to natural philosophy.
Greek astronomer Eratosthenes is the first known inventor of the armillary sphere in 255 BC. It is uncertain when the armillary sphere first appeared in China, though the Western Han astronomer Geng Shouchang was the first in China to add an equatorial ring to its design in 52 BC, with Jia Kui adding an ecliptic ring in 84 AD, followed by Zhang ...
Geography: Building on the mapmaking practices of the Near East, [42] the philosopher Anaximander, a student of Thales, was the first known person to produce a scale map of the known world, while some decades later Hecataeus of Miletus was the first to combine map-making with vivid descriptions of the people and landscapes of each location ...
The earliest known reference to the sieve (Ancient Greek: κόσκινον Ἐρατοσθένους, kóskinon Eratosthénous) is in Nicomachus of Gerasa's Introduction to Arithmetic, [3] an early 2nd century CE book which attributes it to Eratosthenes of Cyrene, a 3rd century BCE Greek mathematician, though describing the sieving by odd ...
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