Re: [Gnuplot-info] Two input files, how to plot ratio of values?

[Thomas S. <t.s...@fz...>]

on unix-like systems and windows with cygwin library:

plot "< join A.txt B.txt" using 1:($3/$2)


LukasP wrote:
> 
> Hello,
> 
> let's have two datafiles, both have the same number of lines (and the same
> first column):
> 
> A.txt:
> 1 10
> 2 20
> 
> B.txt:
> 1 11
> 2 30
> 
> And I'd need to draw a plot of ratio of y-values, so that x = {1, 2} (same
> in both datafiles) and y = {11/10=1.1, 30/20=1.5}.
> 
> Is there a way how to provide this?
> 
> Cheers,
> 
> LuP
> 
> 

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