On Sun, 7 Feb 2010 15:22:54 -0800 (PST), Nils Bruin <nbr...@sfu.ca> wrote: > A very nice picture, but it made me notice something about the default > graph lay-out: > There are cases where a vertex lies almost perfectly on an edge. This > makes it look like the edge is incident with the vertex. If there > would be a small white "shadow" around the vertex, it would be clear > that the edge passes "under" the vertex. > If someone feels an urgent need to improve graph plotting, this might > be a thing that could use some attention. A rough start could be: > * plot the edges > * plot the vertices on top of a slightly larger white "shadow" > * fill in the heads and tails of the edges to make sure they actually > connect to the vertices. > > Of course, avoiding crossings like this as much as possible is a much > more difficult and interesting problem to solve (curve edges to avoid > edges they aren't incident with?)
^^^^^ should be vertices. This sounds like a good idea though. Alex -- Alex Ghitza -- Lecturer in Mathematics -- The University of Melbourne -- Australia -- http://www.ms.unimelb.edu.au/~aghitza/ -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org