Eratosthenes — "The world is not a perfect sphere, but an oblate spheroid."
The world is not a perfect sphere, but an oblate spheroid.
The world is not a perfect sphere, but an oblate spheroid.
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"He who knows the positions of the stars knows the circumference of the Earth."
"The world is one, and it is governed by a single reason."
"Eratosthenes refused to accept the popular understanding of any subject and sought always to find out the truth of a matter for himself."
"Give me a lever long enough and a fulcrum on which to place it, and I shall move the world."
"I have devised a method for accurately identifying prime numbers."
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