Commit Graph

3 Commits (bd9dd863dcb7c28605db87b8f958064d28fa62a5)

Author SHA1 Message Date
Doug Coleman e1bdd33156 use if-zero in a few more places 2009-08-11 18:15:53 -05:00
Samuel Tardieu 0fef7b94c4 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