From erich.neuwirth@univie.ac.at  Sat Dec  8 09:19:43 2001
From: erich.neuwirth@univie.ac.at (Erich Neuwirth)
Date: Sat, 08 Dec 2001 10:19:43 +0100
Subject: [Rd] question
References: <5429125E11E4D411AF7300805FE603A8014CF0AC@groexmbcr02.pfizer.com>
Message-ID: <3C11DB2F.C8F7BFC6@univie.ac.at>

here is the example

this is how i read my data

assign("oldfilename","d:\\documents\\wahl99\\nrw95testin.csv",envir=.GlobalEnv)
olddata<-read.csv(oldfilename,as.is=TRUE,sep=";",header=FALSE,
col.names=c("nr","name","wb95","abg95","glt95",
        "sp95","vp95","fp95","gr95","lif95"))


when i then compute
olddata["sp95"]/olddata["wb95"]

r 1.3.1 is ok,
and r 1.4.0 says

Error in FUN(left, right) : non-numeric argument to binary operator




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Erich Neuwirth, Computer Supported Didactics Working Group
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[Rd] question
Erich Neuwirth