[Scilab-users] {EXT} create random values between [-1,1]

[Dang Ngoc Chan, Christophe]

Hello,

> De la part de Carrico, Paul
> À : International users mailing list for Scilab. (users at lists.scilab.org) <users at lists.scilab.org>
>
>In order to simulate dimensional tolerances in +/-,
> I'm using the following workaround :
> n = 100;
> a = rand(n,1) - rand(n,1);

AFAIK, the sum of two random values following a normal distribution is a normal distribution,
The variance being sqrt(s1 + s2).

https://fr.wikipedia.org/wiki/Fonction_gaussienne#Propri.C3.A9t.C3.A9s_des_fonctions_gaussiennes
https://en.wikipedia.org/wiki/Gaussian_function#Properties

HTH

--
Christophe Dang Ngoc Chan
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