Frank Richard Pettersen wrote:
> I have an ASCII file with about 20 columns of numbers (one of those columns
> are barometric pressure) and there is no problem making a graph of any of the
> columns. The task I'm struggling with is how to include one of those columns
> in an equation, and get a graph.
You don't include the column in an equation, you apply a function to the
data before plotting them. Read "help using" attentively and you'll
understand this example:
plot 'data' using 1:(log($5/p0)*scale+h0)
