Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!gem.mps.ohio-state.edu!apple!agate!eris.berkeley.edu!mwm From: mwm@eris.berkeley.edu (Mike (I'll think of something yet) Meyer) Newsgroups: comp.sys.amiga.tech Subject: psuedo-random number generators Keywords: Random Number Generator Message-ID: <1989Sep26.013914.1796@agate.berkeley.edu> Date: 26 Sep 89 01:39:14 GMT References: <19504@unix.cis.pitt.edu> <1989Sep13.032352.10321@agate.berkeley.edu> <12003@cit-vax.Caltech.Edu> <1989Sep22.082034.1405@agate.berkeley.edu> <16646@watdragon.waterloo.edu> Sender: usenet@agate.berkeley.edu (USENET Administrator;;;;ZU44) Reply-To: mwm@eris.berkeley.edu (Mike (I'll think of something yet) Meyer) Organization: Missionaria Phonibalonica Lines: 31 In article <16646@watdragon.waterloo.edu> ccplumb@rose.waterloo.edu (Colin Plumb) writes:mwm@eris.berkeley.edu (Mike (I'll think of something yet) Meyer) writes: <>> A trick recommended by the authors of <>> _Numerical Recipes_ (in addition to their own, portable generators) is to <>> "scramble " your generator by calling it twice; the first time is <>> used as an index to an array of numbers from the generator. <> <> Knuth recommends a better version of this - use two generators, one <> to generate indices, one to generate values. <