# [PD] To divide a number in random parts

tim vets timvets at gmail.com
Thu Mar 3 08:03:41 CET 2011

```2011/3/3 Caio Barros <caio.barros at gmail.com>

> Hey guys, long time since I posted here.
> I've been trying to think a way to divide a number into random parts.
> Let me explain myself better:
> I'm writing a piece where I want 10 chords played during 48 seconds but the
> duration of each chord should be different.
> So I'm trying to figure out a way to divide 48 into 10 unequal parts, I
> think using random numbers should be the best way but the difficulty is to
> get 10 random numbers wich summed give 48.
>

take n random numbers and sum them (n1+n2+n3+...=sum)
divide 48 by that sum (48/sum=x)
multiply each of your n random numbers by x and sum that to get 48
(n1*x + n2*x + n3*x +...=48)
gr,
Tim

> Since I'm not expert at math maybe someone can help me.
> I want to do this operation with other numbers, therefore a pd patch would
> be great.
>
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