On Tue, May 02, 2023 at 05:49:08AM +0000, '68th' via FriCAS - computer algebra
system wrote:
> okay, does it work for polar or elliptic coordinates?
>
> > draw(x=1, x, y, range == [-3..3, -3..3])
>
> does give a vertical line. and what if i want θ=1 in polar coordinates?
>
> > draw(t=1, t, r, range == [-%pi..%pi, -3..3], coordinates==polar)
>
> plots a vertical line again as if the coordinates are still Cartesian.
Yes, plots for solutions to equations ignore option for coordinates
and use cartesian coordinates.
--
Waldek Hebisch
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