This does answer my question. Thank you. How can we contribute to the documentation about that. Should we forward this to matplotlib or sage?
On Apr 27, 8:49 pm, kcrisman <kcris...@gmail.com> wrote: > On Apr 27, 11:10 pm, clinton bowen <clinton.bo...@gmail.com> wrote: > > > Hello, > > > My question about the thickness attribute for 2d plot functions. > > Could somebody explain to me: > > 1) what does "thickness - How thick the line is" mean? this is > > somewhat ambiguous to me. Could somebody elaborate to me what this > > means (e.g. thickness = 2 or thickness = 0.2) > > I think this is passed to matplotlib, so their docs would be > relevant. If you look at > > sage: sage.plot.line.Line?? > > you'll discover that we are using set_linewidth, which is > > "set_linewidth(w) > Set the line width in points > > ACCEPTS: float value in points" > > so points is the unit. (By the way, that this is where the doc lives > is not obvious; we try to hide this a little from the typical end > user, because mpl allows too much customization for the casual > plotter.) > > > 2) My guess is that whether a picture of a plot is relative to its > > width and height so if I were plotting on the unit square, I won't > > see a line or a circle with thickness = .0000002 Is this correct? > > You can try it yourself. The default plot is in the side 2 box > centered at the origin, and > > sage: plot(sin(x),thickness=.00000002) > > sage: plot(sin(x),thickness=.00002) > > sage: plot(sin(x),thickness=.02) > > sage: plot(sin(x),thickness=.2) > > only the last one shows up, just barely, on my computer. I suppose if > you made the image MUCH larger it might. > > Please let us know if this doesn't answer your question, though! > > - kcrisman -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org