[R] howto examine axis intercepts of hysteresis curve?

[Jonas Stein]

> I have a dozen plots that looks similar to the linked one [1]
> 
> How can R calculate the intercepts with x-axis and y-axis in best way?
> As there are many data files to process, the solution should not need a
> lot manual work per data file.
> 
> Thanks a lot,


[1] http://pl.physik.tu-berlin.de/groups/pg262/Protokolle/Hysterese/sv4084103.gif


-- 
Jonas Stein <news at jonasstein.de>