On Saturday, 30 July 2016 01:50:40 PM Dave Horsfall wrote:
> Gnuplot 5.0.4, on MacOS 10.11.6.
>
> For reasons that are not particularly germane, I am trying to determine
> the area of a square vs. a circle, given a piece of string of length "x".
> I have worked it out in simple maths, but I want to plot it.
>
> gnuplot> set xtics 0,1,100
> gnuplot> plot (x*x)/16, pi * x
>
> But no matter what I do, I get a partial graph, no xtics on the left,
> extending to 10 on the right, with the expected parabola and angled line
> intersecting at x=0.
>
> What I really want to see is the parabola crossing the straight line,
> around pi * 16. so where have I stuffed up?
The default range on x is [-10:10], which is what you have.
You asked for xtics starting at 0 and going to 100, which you also have.
IOW you got just what you asked for.
Maybe you intended "set xrange" rather than "set xtics"?
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