Re: [Gnuplot-info] get data then calculate and then plot

[<br...@ph...>]

fly away wrote:
> Hans-Bernhard Bröker wrote:

>> If what you're trying to do isn't something like
>>
>> 	plot 'data' using 1:($2-$3)
>>
>> then gnuplot can't do it (--> 'help using').

> Couldn't one just write a function and do
> f(x,y)=x-y
> plot 'file' u 1:(f($2,$3))? 

Of course one can.  That's well within the boundaries of "something like 
..."