[erlang-questions] Implementation of a 2006 version of Wichmann-Hull random number generator for Erlang/OTP

[Cristian Greco]

On Tue, 23 Nov 2010 20:15:42 +0900
Kenji Rikitake <kenji.rikitake@REDACTED> wrote:

> The random module of Erlang/OTP library uses the 1982(!)[1] version of
> Wichmann-Hull random number generator (RNG), which has been known to
> have a limitation of short cycle length (~ 7 x (10^12)).
> [...]

Hi Kenji,

the current implementation of the WH prng is Erlang is also slightly
broken. I sent a patch some weeks ago, it is still cooking in pu:

http://www.erlang.org/cgi-bin/ezmlm-cgi?3:1556
http://www.erlang.org/cgi-bin/ezmlm-cgi?3:1557

Thanks,
--
Cristian Greco
GPG key ID: 0xCF4D32E4
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