0630名無しさん@お腹いっぱい。
2019/03/14(木) 18:53:13.22> On gnuplot, one can make a plot which has two different ranges (upper and lower) by
> x2range ...
>
> How can I do on octave?
You can create a second axes object and set its limits however you want.
For example
x = 0:99;
y = rand (1, 100);
hax = [axes, axes];
plot (hax(2), x, y);
set (hax(1), "xaxislocation", "top", "xlim", [0, 5]);
--
mike