Re: Parametric plots

[Paul Kienzle]

John B. Thoo wrote:

> Hi.  I'm sorry if this is a FAQ.  In gnuplot, parametric plots (in 2D) 
> are accomplished by, e.g.,
>
>    gnuplot> plot [t=0:2] t**2 - t - 1, sin (2*pi*t)
>
> but I couldn't do the same in Octave using "gset parametric" and "gplot":
>
> octave:1> gset parametric
> octave:2> gplot [t=0:2] t**2 - t - 1, sin (2*pi*t)
> parse error:
>
> >>> gplot [t=0:2] t**2 - t - 1, sin (2*pi*t)
>                   ^
>
> octave:2> gplot [t=0:2] "t**2 - t - 1, sin (2*pi*t)"
> warning: can't make 2D parametric plot -- setting noparametric...
>          line 0: undefined variable: t
>
> octave:3>
>
>
> How do I plot parametric equations in Octave?  Thanks. 

graw("arbitrary gnuplot command\n")

Paul Kienzle
address@hidden




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