scalation.math

Primes

object Primes extends AnyRef

This object provides an array of 1000 prime numbers as well as methods to generate prime numbers within a given range.

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  1. final def !=(arg0: AnyRef): Boolean

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  11. def genPrimesSoA(lb: Int = 1000, ub: Int = 10000): ArrayBuffer[Int]

    Generate, based on the Sieve of Atkin (SoA), prime numbers between integers lb and ub.

    Generate, based on the Sieve of Atkin (SoA), prime numbers between integers lb and ub.

    lb

    the lower bound

    ub

    the uppper bound

    See also

    http://en.wikipedia.org/wiki/Sieve_of_Atkin

  12. def genPrimesSoE(lb: Int = 1000, ub: Int = 10000): ArrayBuffer[Int]

    Generate, based on the Sieve of Eratosthenes (SoE), prime numbers between integers lb and ub.

    Generate, based on the Sieve of Eratosthenes (SoE), prime numbers between integers lb and ub. This generator is simpler, but less efficient.

    lb

    the lower bound

    ub

    the upper bound

    See also

    http://en.wikipedia.org/wiki/Formula_for_primes

  13. final def getClass(): java.lang.Class[_]

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  14. def hashCode(): Int

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  15. final def isInstanceOf[T0]: Boolean

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  16. def makePrimeList: Unit

    Make an array of prime numbers for storing within a program.

  17. final def ne(arg0: AnyRef): Boolean

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  18. final def notify(): Unit

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  19. final def notifyAll(): Unit

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  20. val prime: Array[Int]

    Precomputed and randomized array of 1000 4-digit prime numbers

  21. def printAll(primes: ArrayBuffer[Int]): Unit

    Print an array buffer of prime numbers.

    Print an array buffer of prime numbers.

    primes

    the prime numbers to print

  22. def shuffle(a: ArrayBuffer[Int]): Unit

    Shuffle the elements in the array buffer to randomize the prime numbers.

  23. final def synchronized[T0](arg0: ⇒ T0): T0

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