[R] Substituting the values on the y-axis

Jim Lemon jim at bitwrit.com.au
Tue Jun 11 06:21:22 CEST 2013

On 06/11/2013 12:26 AM, diddle1990 at fastwebnet.it wrote:
> Hello,
> I plotted a graph on R showing how salinity (in ‰, y-axis) changes with time(in
> years, x-axis). However, right from the beginning on the Excel spreadsheet the v
> alues for salinity appeared as, for example, 35000‰ instead of 35‰, which I gues
> sed must have been a typing error for the website from which I extracted the dat
> a (NOAA).Thus, I now would like to substitute these values with the correspondin
> g smaller value, as it follows:
> 25000 35000->  25, 35   and so on.
> Is there any way I can change this on R or do I have to modify these numbers bef
> ore inputting the data on R (for example on Excel)? If so, can anybody tell me h
> ow to do either of these?
Hi Emanuela,
I think that the axis.mult function in the plotrix package will do what 
you want with mult=0.001. Obviously you won't want to display the 
transformation, so set mult.label="".


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