|
Size: 778
Comment:
|
Size: 853
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 4: | Line 4: |
| {{attachment:SageCategoryGraph.pdf|Graph of categories in Sage|width=200}} | |
| Line 11: | Line 12: |
| * Graph representing the Cartan matrix of the monoid of upper unitriangular boolean nxn matrices: | * 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...'' |
| Line 14: | Line 15: |
| 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...'' |
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...