[R] Problem with lm

[Greg Snow]

Yes, it is most likely due to scoping.  It is safest to create a data
frame with all the data in it, then pass that to the data argument of
lm.

On Thu, Nov 1, 2012 at 2:25 AM, Eva Prieto Castro <evapcastro at yahoo.es> wrote:
> Hi,
>
> I have a problem in relation with a packahe I made. It runs on my machine (Windows, where I made the package), and it runs in a Mac machine, but it does not run in another Mac machine with the same R version.
>
> The part of the code is giving problems:
>
> singleCosinor <- function(t, y, period=24) {
>   x1 <- cos(2 * pi * t / period)
>   x2 <- sin(2 * pi * t / period)
>   single <- lm (y ~ x1 + x2)
>   return(single)
> }
>
> The error:
>
> Error en eval(expr, envir, enclos) : objeto 'y' no encontrado
>
> Can it be in relation with scoping?.
>
> Thanks in advance.
>
> Eva
>
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>
>
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-- 
Gregory (Greg) L. Snow Ph.D.
538280 at gmail.com