Hi dear Anne, I just was trying that function but if you search again for ca 
function you'll see that it doesn't  exist, because when you click teh 
function it doesn't have a description.
But I think you could write to: droberts@montana.edu that is the email fron 
the autor
 Best Rgds
Jacko
 On 8/24/05, anne.boesch@epfl.ch <anne.boesch@epfl.ch> wrote:

> 
> 
> Hi,
> 
> I am brand new to R and therefore apologize if my questions sound stupid 
> or if I
> don't use the right words. I would like to perform a correspondence 
> analysis
> with the ca() function of Labdsv, but here is what happens when I try:
> 
> caherbpour<-ca(herbpour)
> Erreur : impossible de trouver la fonction "ca"
> 
> I checked that labdsv is installed: I have the 1.0-1 version. From what I 
> can
> see, the other labdsv functions are OK, since I can find files such as 
> const.R,
> importance.R or pca.R (which are other functions of the labdsv package) in 
> the R
> library (but NOT ca.R or any other type of file with the name "ca" in it). 
> I
> also tried to launch some of these other functions. I receive error 
> messages
> because I don't know yet how to use them (ie. what arguments to enter), 
> but they
> are at least found by R.
> Is it possible the labdsv package I have is not complete (although I 
> installed
> it via Package Installer -> Get List -> CRAN binaries) and that the ca 
> function
> is missing ?
> I saw one can also perform CA analyses with the cca function of the vegan
> package. Would it be a better solution ? are there differences between the 
> ca
> function of labdsv and the cca one of vegan ?
> 
> In case this can help, my operating system is OS 10.3.9 and the version of 
> R is
> 1.12 (v1622)
> 
> Thank you in advance for your help!
> 
> Anne Boesch
> 
> _______________________________________________
> R-SIG-Mac mailing list
> R-SIG-Mac@stat.math.ethz.ch
> https://stat.ethz.ch/mailman/listinfo/r-sig-mac
> 



-- 
Saludos cordiales
J Arturo Coral

	[[alternative HTML version deleted]]

