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2017 Aug 14
0
Help creating the IBM Randu function
Please look at ?datasets::randu
for David Donoho's translation of RANDU into R.
On Mon, Aug 14, 2017 at 12:49 PM, Martin M?ller Skarbiniks Pedersen
<traxplayer at gmail.com> wrote:
> Dear all,
>
> I am trying to learn functions in R and 3D plotting so I decided to try
> to plot
> the famous bad PRNG Randu from IBM(1).
> However something is not correct in the
2017 Aug 14
4
Help creating the IBM Randu function
Dear all,
I am trying to learn functions in R and 3D plotting so I decided to try
to plot
the famous bad PRNG Randu from IBM(1).
However something is not correct in the function I have created.
First I define the function RANDU like this:
> RANDU <- function(num) { return (65539*num)%%(2^31) }
and test that it works for a seed of 1:
> RANDU(1)
[1] 65539
but if I want the next