On Tue, Apr 1, 2008 at 1:12 PM, William Stein <[EMAIL PROTECTED]> wrote:

>
> On Tue, Apr 1, 2008 at 12:07 PM, Jason Grout
> <[EMAIL PROTECTED]> wrote:
> >
> >  Joel B. Mohler wrote:
> >  > On Tuesday 01 April 2008 11:55, William Stein wrote:
> >  >> On Tue, Apr 1, 2008 at 7:29 AM, Axel <[EMAIL PROTECTED]> wrote:
> >  >>>  How can I specify the range of y coordinates in a 2d plot? I tried
> >  >>>
> >  >>>  show(plot(sin(x),-10,10),ymin=-0.5, ymax=0.5,frame=true)
> >  >>>
> >  >>>  but the actual plot goes between -0.6, and 0.6, and the curve goes
> out
> >  >>>  of the frame.
> >  >> I think that's an honest-to-goodness *bug*.  For now you can try
> >  >> to workaround it sort of with:
> >  >>     show(plot(sin(x),-10,10),ymin=-0.41, ymax=0.41,frame=true)
> >  >> but still the curve goes outside the frame.
> >  >
> >  > What are you saying is a bug?  That it doesn't obey ymin/ymax?
>
> Yes.
>
> > > That the curve
> >  > goes out of the frame?
>
> Yes.
>
> >  >
> >  > I thought that not obeying the ymin/ymax was a design decision --
> it's a
> >  > design decision I violently disagree with and irks me every time I
> make a
> >  > plot (because all the plots I make are destined to live in a latex
> document
> >  > and I want perfect pixel control!).
> >
> >
> >  Can someone comment on the reasoning for not obeying ymin/ymax (or
> >  confirm that this was the bug)?
>
> This is a bug.
>
> >   I find it frustrating too.  For
> >  reference, the Mma equivalent does obey exactly what you say is the
> range.
> >
>
> That definitely makes it a bug.


With respect to the 'goal' of Sage's plotting (follow Mma),
I would say this is definitley a bug.

People with 'violent' feelings about this apsect of the plotting
might want to change certain features of the plot code once and for all :)

-Alex


>
>
> William
>
> >
>

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