1  | listm(x)
 | 
x | 
1 2 3 4 5 6 7 8 9 10 11 12 13  | ##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.
## The function is currently defined as
function (x) 
{
    if (is.null(dim(x))) 
        stop("The argument x must be a matrix or data frame")
    y <- list()
    for (j in 1:ncol(x)) y[[j]] <- x[, j]
    y
  }
 | 
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