Cool pictures produced with Sage-Combinat
Obtained with:
sage: g = sage.categories.category.category_graph() sage: g.set_latex_options(format="dot2tex") sage: view(g, pdflatex=True, tightpage = True)
- Graphs representing the Cartan matrix of the monoid of upper unitriangular boolean nxn matrices. For the second one, I can't resist quoting Tom Denton: "First they tell us we will never need more than 640k of RAM, then they tell us our documents should always be less than the length of a limousine..."