Re: [boost] How to generate a Bernuolli number

Subject: Re: [boost] How to generate a Bernuolli number
From: Barco You (barcojie_at_[hidden])
Date: 2009-03-30 20:55:29

Hi Mathias,

I did as you instructed.

double p = 0.5;

boost::mt19937 rng;
boost::bernoulli_distribution<
>
> > d(p);
> boost::variate_generator<
>    boost::mt19937&,
>    boost::bernoulli_distribution<> > g(rng, d);
>
> double x = g();

But I got always 0 for x, why?

----
Best regards,
Barco
On Mon, Mar 30, 2009 at 9:46 PM, Mathias Gaunard <
mathias.gaunard_at_[hidden]> wrote:
> Barco You wrote:
>
>  I want to randomly generate a Bernuolli number [0, 1],with probability p
>> ~[0
>> 1].
>> How to do that with boost?
>>
>
> From reading the boost.random documentation for a minute, I came up with
> this:
>
> double p = ???;
>
> boost::mt19937 rng;
> boost::bernoulli_distribution<> d(p);
> boost::variate_generator<
>    boost::mt19937&,
>    boost::bernoulli_distribution<> > g(rng, d);
>
> double x = g();
>
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-- 
-------------------------------
Enjoy life!
Barco You