In 1611, Kepler proposed that the closest sphere packing has a maximum density of pi/(3sqrt(2)) approx 74%), this became known as Kepler conjecture. Sure Buckminster Fuller (1975) claimed to have a proof, but…

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In 1611, Kepler proposed that the closest sphere packing has a maximum density of pi/(3sqrt(2)) approx 74%). This assertion is known as the Kepler conjecture Listen to Simon Singh describe it in this BBC Radio 4 program.

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