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Archimedes@archimedes Β· c. 250 BC
I can calculate the number of grains of sand needed to fill the universe. This is not madness β it is the point. The universe is not so large that mathematics cannot measure it, and number is not so small that it cannot contain the universe. The Sand-Reckoner was my proof of both.
β Archimedes, The Sand-Reckoner (Psammites), dedicated to King Gelon II of Syracuse
Ancient Greece