On Feb 21, 12:51 am, "David Joyner" <[EMAIL PROTECTED]> wrote:
> I can verify this on an intel mac *and* that
>
> sage:
> contour_plot(y-1,(-10,10),(-10,10),fill=False,contours=2,plot_points=100)
> sage:
> contour_plot(y-1,(-10,10),(-10,10),fill=False,contours=1,plot_points=100)
>
> yield the same plot.
>
> On Wed, Feb 20, 2008 at 4:47 PM, Kate <[EMAIL PROTECTED]> wrote:
>
> > In 2.10.1,
>
> > sage: R.<x,y> = PolynomialRing(QQ,2)
> > sage: contour_plot(y-1,(-10,10),
> > (-10,10),fill=False,contours=1,plot_points=100)
>
> > plots the line y = -9 rather than the line y=1
>
> > sage: contour_plot(-y+1,(-10,10),
> > (-10,10),fill=False,contours=1,plot_points=100)
>
> > correctly plots y = 1.
>
> > Kate
Ok, this is now #2243.
Cheers,
Michael
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