search for: aspen_sort

Displaying 1 result from an estimated 1 matches for "aspen_sort".

2008 Oct 28
1
How to add a data line (series) to a plot using add=TRUE
Hello, I'd like to use the add=TRUE parameter to add a second data line (series) to an existing plot, but R is giving me an error (see below). This code: > rap<-plot(aspen_sort,ylim=c(1,10000),log="y") ...produces the plot to which I'd like to add the second line. But this code: > rap<-plot(pine_sort,add = TRUE) ...produces this error: Warning messages: 1: In plot.window(...) : "add" is not a graphical parameter 2: In plot.xy(xy, type, ....