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Re: Prime Number Calculation

• To: mathgroup at smc.vnet.net
• Subject: [mg84688] Re: Prime Number Calculation
• From: Jason Sidabras <jason.sidabras at gmail.com>
• Date: Thu, 10 Jan 2008 02:23:12 -0500 (EST)
• References: <200801080630.BAA02151@smc.vnet.net> <fm2221$92b$1@smc.vnet.net>

On Jan 9, 2:53 am, Carl Woll <ca... at wolfram.com> wrote:
> Jason Sidabras wrote:
> >Does anyone have any information about mathematica's prime number
> >algorithm (for Prime[x])?
>
> >Do they use a sieve base algorithm or something more sophisticated?
>
> >Thanks,
>
> >Jason
>
> Check out:
>
> http://reference.wolfram.com/mathematica/note/SomeNotesOnInternalImpl...
>
> Carl Woll
> Wolfram Research

Thank you very much. The sparse caching and sieving algorithm is what
I expected.

I will have to do some research on Lagarias-Miller-Odlyzko algorithm
for PrimePi and figure out how to invert it for prime.

Thank you.

jason

• References:
  • Prime Number Calculation
    • From: Jason Sidabras <jason.sidabras@gmail.com>