search for: logn0

...my homework reading the documentation but I still seem to be missing something basic. I have read the data as a table using read.table, with header=TRUE (I excluded 2000 values), when calling the objects it appears to be there and I can see the values this is what I get when doing density.lf (x=logN0, n=50, window="gaussian") Error in `[.data.frame`(x, order(x, na.last = na.last, decreasing = decreasing)) : undefined columns selected then assigned a column name (using colname so it is called first), then assigned it as a vector using assign ("x", c (logN0)) the error...