[R] How to access values returned by R functions (to put into vectors)?

[ronggui]

06.02.14>whatyouwant<-coef(A)
06.02.14>whatyouwant
          Em            p          C50
   0.9989113    4.7957189 9934.6481222

2006/2/14, Quin Wills <quin.wills at googlemail.com>:
> The question is general for all functions, but here is a specific example -
>
>
>
> # For the logistic regression of the following correlated variables:
>
> C <- c(457,   1371,   4113,  12339,  37017, 111051, 333153, 999459)
>
> E <- c(0.003858377, 0.014334578, 0.014092836, 0.737950754, 0.996371828,
> 0.997482379, 1.005569257, 0.994382856)
>
>
>
> #  The nls function:
>
> A = nls(E~(Em*C^p)/(C50^p + C^p), start = list(Em=0.8, p=3, C50=1e3))
>
>
>
> # Returns the following parameter estimates for Em, p and C50:
>
> Nonlinear regression model
>
>   model:  E ~ (Em * C^p)/(C50^p + C^p)
>
>    data:  parent.frame()
>
>           Em            p          C50
>
>    0.9989113    4.7957189 9934.6481397
>
>  residual sum-of-squares:  0.0002856567
>
>
>
> How do I access these parameter values from this output/function so that it
> would go into a vector c(Em,p,C50)?
>
>
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>
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Deparment of Sociology
Fudan University