10.15 Primes

Primes[ n ]

Primes is a set, i.e., a sorted list, of the 168 primes less than 1000.

Primes is used in IsPrimeInt (see IsPrimeInt) and FactorsInt (see FactorsInt) to cast out small prime divisors quickly.

    gap> Primes[1];
    2
    gap> Primes[100];
    541 

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