Eratosthenes — "The inhabited world is larger than previously thought."
The inhabited world is larger than previously thought.
The inhabited world is larger than previously thought.
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"The inclination of the Earth's axis is fundamental to understanding seasons."
"Mathematics is the language of the universe."
"The distances between cities can be used to understand the Earth's curvature."
"The world is not flat; it is a globe."
"There are five planets, and they all orbit the sun."
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