Dear Peng,
Perhaps

str(r)

is what you are looking for.

HTH,
Jorge


On Sun, Sep 6, 2009 at 12:33 PM, Peng Yu <pengyu.ut@gmail.com> wrote:

> Hi,
>
> I want to know what is there returned values of 'lm'. 'class' and 'lm'
> does not show that the returned value has the variable coefficients,
> etc. I am wondering what is the command to show the detailed
> information. If possible, I aslo want the lower level information. For
> example, I want to show that 'coefficients' is a named list and it has
> 2 elements.
>
> Regards,
> Peng
>
> > x=1:10
> > y=1:10
> > r=lm(x~y)
> > class(r)
> [1] "lm"
> > mode(r)
> [1] "list"
> > r
>
> Call:
> lm(formula = x ~ y)
>
> Coefficients:
> (Intercept)            y
>  1.123e-15    1.000e+00
>
> > r$coefficients[1]
>  (Intercept)
> 1.123467e-15
> > r$coefficients[[1]]
> [1] 1.123467e-15
> > r$coefficients[2]
> y
> 1
> > r$coefficients[[2]]
> [1] 1
> >
>
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>

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