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Charles

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 7 years, 8 months
  • 37 profile views
  • Last seen 2 days ago

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Top posts (8)

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24 Where did the Romans store their cash? Aug 7 '12
22 Which Babylonian tablets contains the list of squares and cubes? Jan 10 '13
14 Early history of prime numbers Jul 18 '12
9 Literacy in the classical world Jul 20 '12
6 Was 'Jade Mirror of the Four Unknowns' published in 1303, and how do we know? Oct 28 '18
3 How far into the past was significance ascribed to the Golden Ratio? Jul 22 '12
2 When is the first recorded instance of the lo-shu square? Sep 3 '15
1 When was AUC first attested? May 22 '17

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