[Scilab-users] create random values between [-1,1]

[Jens Simon Strom]

rand(n,1)--rand(n,1) is definitely  NOT uniform.
Jens
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Am 10.06.2016 15:33, schrieb Samuel Gougeon:
> Le 10/06/2016 15:21, Carrico, Paul a écrit :
>>
>> Hi
>>
>> In order to simulate dimensional tolerances in +/-, I'm using the 
>> following workaround :
>>
>> n = 100;
>>
>> a = rand(n,1) -- rand(n,1);
>>
>> Of course I need to increase the N value to the domain ... is there a 
>> more "clever" way ?
>>
> grand(n,1,"unf",-1,1)
>
> BTW, i am not sure that rand(n,1)--rand(n,1) builds (or keeps) a 
> uniform distribution over [-1, 1].
>
> Samuel
>
>
>
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