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Author SHA1 Message Date
Samuel Tardieu 41d804ddbd Pack primes numbers by slices of 30 
In any given 30 successive integers greater than 5, there are at most
8 prime numbers. Use this to tightly pack the result of the Eratostene
sieve. This lets us store more prime numbers than before in less space.
 2009-06-24 13:15:12 +02:00
Samuel Tardieu 594bd3aee8 Move math.primes from extra to basis 2009-01-07 21:12:48 +01:00