naive RNG question

Charles R Harris charlesr.harris at
Wed Oct 11 11:43:47 CDT 2006

On 10/11/06, Alan G Isaac <aisaac at> wrote:
> Python's MT documentation exmphasize the period of the
> MT19937 algorithm but discusses not at all the seed size.
> The numpy documentation contains no commentary (I believe).
> Speaking from a position of utter RNG ignorance, seed size
> seems really important too: why is it not discussed?
> I noticed this algorithm
> provides explicitly for seed size choice, which suggests
> that some documentation in this area would not be irrelevant
> (and also addresses some other interesting technical issues).

The maximum seed size is 624 32bit words. No doubt the documentation should
mention this.

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