Re: [sage-devel] invisible contour lines in contour plots

2015-12-08 Thread Whitcher, Ursula A.
On 12/8/2015 4:04 PM, William Stein wrote: >> Can we change the defaults so that fill=False does not default to >> white-on-white? Or add a keyword that will make all contour lines the same >> color? Or at least add an example about this to the documentation? >> > > What does Mathematica do? > >

Re: [sage-devel] invisible contour lines in contour plots

2015-12-08 Thread William Stein
On Tue, Dec 8, 2015 at 12:38 PM, Ursula Whitcher wrote: > In Sage's contour plots, the default colors shade from black to white. This > applies to both the shades used to fill and the actual color of the contour > lines. If you turn off the fill color, the highest contour will be > white-on-whit