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Eratosthenes of Cyrene (/ ɛr ə ˈ t ɒ s θ ə n iː z /; Greek: Ἐρατοσθένης [eratostʰénɛːs]; c. 276 BC – c. 195/194 BC) was a Greek polymath: a mathematician, geographer, poet, astronomer, and music theorist.
Eratosthenes, Greek scientific writer, astronomer, and poet, who made the first measurement of the size of Earth for which any details are known. He was also the director of the Library of Alexandria.
Mar 3, 2022 · Eratosthenes (l. c. 276-195 BCE) was a Greek astronomer, geographer, mathematician, and poet best known for being the first to calculate the circumference of the earth and its axial tilt.
Jul 3, 2019 · Eratosthenes of Cyrene (c. 276 BCE–192 or 194 BCE) was an ancient Greek mathematician, poet, and astronomer who is known as the father of geography.
More than 2,000 years ago Eratosthenes compared the position of the Sun’s rays in two locations to calculate the spherical size of the Earth with reasonable accuracy. Eratosthenes was born in the Greek colony Cyrene, now the city of Shahhat, Libya.
Eratosthenes was a Greek mathematician who is famous for his work on prime numbers and for measuring the diameter of the earth. View one larger picture. Biography. Eratosthenes was born in Cyrene which is now in Libya in North Africa.
Eratosthenes was an illustrious ancient Greek polymath who had expertise in mathematics, astronomy and geography. He had inclination toward arts as well as music and poetry composition.
Eratosthenes was a mathematician and astronomer from Greek antiquity. His work helped lay the foundation for many of the brilliant advanced concepts in math and science in the modern era. He also served as a distinguished and innovative geographer. Eratosthenes’ Early Years.
Jan 14, 2020 · Eratosthenes (c.276 to 194 B.C.), a mathematician, is known for his mathematical calculations and geometry. Eratosthenes was called "Beta" (the second letter of the Greek alphabet) because he was never first, but he is more famous than his "Alpha" teachers because his discoveries are still used today.
Feb 27, 2019 · Eratosthenes was one of the great scholars of Antiquity. Born in Cyrene in c. 285, he studied in Athens before becoming the third librarian at the great research institute founded by King Ptolemy I at Alexandria in Egypt.
