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Hello All R-Gurus: ISSUE: Cannot view R vignettes due in Ubuntu Linux (a debian variant). note: this issue has been posted to this list before with no responses given see https://stat.ethz.ch/pipermail/r-help/2007-September/141178.html DETAILS: I am trying to view an R vignette. Here is the situation: I issue the openvignette(), then select the vignette I wish to view...and the system returns:

Hi,when I perform SAM on my array data(siggenes)I have some problems in retrieving the separate lists of up regulated and down regulated genes. When I write: fold<-function(x){ gruppi<-split(x,controllo) geni1<-abs(mean(gruppi[[2]])-mean(gruppi[[1]])) return(geni1) } fold<-esApply(expr.contr.tratt.4,1,fold)