[ExI] isaac's number

Mike Dougherty msd001 at gmail.com
Thu Aug 3 16:01:03 UTC 2017


On Wed, Aug 2, 2017 at 10:28 PM, spike <spike66 at att.net> wrote:

> *From:* extropy-chat [mailto:extropy-chat-bounces at lists.extropy.org] *On
> Behalf Of *John Clark
> *Subject:* Re: [ExI] isaac's number
>
>
>
> >…You got me curious so I looked it up, it's 32 bit pseudorandom
>
>>
> Generator is called called "MT19937"…
>
> Cool thanks for that.
>
> >… super long period of 2^19937 -1 (a Mersenne prime)…
>
>
>
> That comment was worth the price of admission.  I recall hearing of the
> discovery of that Mersenne prime, way back when I was in fifth grade.  I
> was just then learning about Mersenne primes.  It made the Scholastic News
> for breaking the record for the largest known prime number.  I was in
> college before that record was broken.
>
>
>
Today I saw this interesting discussion on javascript's Math.random()
https://medium.com/@betable/tifu-by-using-math-random-f1c308c4fd9d
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