Re: [sage-support] Re: plot problem

2011-01-20 Thread Daniel Harris
On Wed, Jan 19, 2011 at 1:33 AM, kcrisman kcris...@gmail.com wrote: On Jan 18, 6:07 pm, Daniel Harris mail.dhar...@googlemail.com wrote: On Tue, Jan 18, 2011 at 10:51 PM, Robert Bradshaw rober...@math.washington.edu wrote: On Tue, Jan 18, 2011 at 2:35 PM, Daniel Harris

[sage-support] Re: plot problem

2011-01-20 Thread kcrisman
On Jan 20, 4:27 am, Daniel Harris mail.dhar...@googlemail.com wrote: On Wed, Jan 19, 2011 at 1:33 AM, kcrisman kcris...@gmail.com wrote: On Jan 18, 6:07 pm, Daniel Harris mail.dhar...@googlemail.com wrote: On Tue, Jan 18, 2011 at 10:51 PM, Robert Bradshaw rober...@math.washington.edu

[sage-support] Re: plot problem

2011-01-18 Thread kcrisman
On Jan 18, 6:07 pm, Daniel Harris mail.dhar...@googlemail.com wrote: On Tue, Jan 18, 2011 at 10:51 PM, Robert Bradshaw rober...@math.washington.edu wrote: On Tue, Jan 18, 2011 at 2:35 PM, Daniel Harris mail.dhar...@googlemail.com wrote: Hello everybody I am just looking at

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread William Stein
On Tue, Oct 14, 2008 at 8:07 AM, Marshall Hampton [EMAIL PROTECTED] wrote: I am trying to do a demo for a class and I have encountered a strange and very annoying error (or I am missing something). If I do: {{{ var('x,y') f = (x^2+y^2)^(.5) cp = contour_plot(f,(-3,3),(-4,4), fill=False,

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread Marshall Hampton
It appears this is caused somehow by implicit_plot; if I use parametric_plot for the ellipse everything works normally. -M. Hampton On Oct 14, 10:07 am, Marshall Hampton [EMAIL PROTECTED] wrote: I am trying to do a demo for a class and I have encountered a strange and very annoying error (or

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread Justin C. Walker
On Oct 14, 2008, at 08:26 , Jason Grout wrote: William Stein wrote: On Tue, Oct 14, 2008 at 8:07 AM, Marshall Hampton [EMAIL PROTECTED] wrote: I am trying to do a demo for a class and I have encountered a strange and very annoying error (or I am missing something). If I do: {{{

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread William Stein
On Tue, Oct 14, 2008 at 9:00 AM, Marshall Hampton [EMAIL PROTECTED] wrote: Ah, right, sorry about that. So the points are in the right place, and the contours were being drawn wrong? That makes me feel much better. Yes. The contours were being drawn to too small of precision, hence not

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread Marshall Hampton
Are you guys implying this is a natural fix? The behavior I see is a bug, in my opinion. I don't want 500 contours for what I am doing. Thanks for taking a look! -M. Hampton On Oct 14, 9:26 am, Jason Grout [EMAIL PROTECTED] wrote: William Stein wrote: On Tue, Oct 14, 2008 at 8:07 AM,

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread William Stein
On Tue, Oct 14, 2008 at 8:42 AM, Marshall Hampton [EMAIL PROTECTED] wrote: Are you guys implying this is a natural fix? The behavior I see is a bug, in my opinion. I don't want 500 contours for what I am doing. 500 is not the number of contours but the *precision*. You have to up it or you

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread Jason Grout
William Stein wrote: On Tue, Oct 14, 2008 at 8:07 AM, Marshall Hampton [EMAIL PROTECTED] wrote: I am trying to do a demo for a class and I have encountered a strange and very annoying error (or I am missing something). If I do: {{{ var('x,y') f = (x^2+y^2)^(.5) cp =

[sage-support] Re: plot problem with points and contours

2008-10-14 Thread Marshall Hampton
Ah, right, sorry about that. So the points are in the right place, and the contours were being drawn wrong? That makes me feel much better. Thanks again, Marshall On Oct 14, 9:49 am, William Stein [EMAIL PROTECTED] wrote: On Tue, Oct 14, 2008 at 8:42 AM, Marshall Hampton [EMAIL PROTECTED]