Re: Generating Random Numbers with Normal Distribution
| From: | Robert Cummings | Date: | Wed, 12 Dec 2007 15:12:58 +0000 |
| Subject: | Re: Generating Random Numbers with Normal Distribution | ||
| References: | 1 2 3 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-265762@lists.php.net to get a copy of this message | ||
On Wed, 2007-12-12 at 08:59 -0500, tedd wrote:
> At 5:15 PM -0500 12/10/07, Daniel Brown wrote:
> > Just for fun, I decided to write out an algorithm to randomize
> >with a never-known seed that would update constantly, with no human or
> >external script intervention required to initiate or maintain it.
>
>
> My guess is that if there was a time that this <whatever> did not
> exist, but now does exist, then it cannot be random. It may be random
> for a billion years, or more, but it would eventually repeat.
>
> However, it something started at the instant of the big-bang, then
> its repeat cycle would be at least equal-to, or greater-than, known
> time and thus random.
Just because something doesn't repeat doesn't make it random. It may be
that Pi never repeats and yet we know it is not random.
Cheers,
Rob.
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