Re: [sage-combinat-devel] Re: a problem with cartesian product of directed graphs ?

2012-04-11 Thread Frédéric Chapoton
Le mercredi 28 mars 2012 23:14:33 UTC+2, Nicolas M. Thiery a écrit : > > On Wed, Mar 28, 2012 at 05:03:37AM -0700, Fr�d�ric Chapoton wrote: > >If somebody can cross-post to sage-devel, it would be great, yes. > > Done. > > >Should I create another ticket for products of posets ? > > P

Re: [sage-combinat-devel] Re: a problem with cartesian product of directed graphs ?

2012-03-28 Thread Nicolas M. Thiery
On Wed, Mar 28, 2012 at 05:03:37AM -0700, Frédéric Chapoton wrote: >If somebody can cross-post to sage-devel, it would be great, yes. Done. >Should I create another ticket for products of posets ? Please! Nicolas -- Nicolas M. Thiéry "Isil" http://Nicolas

[sage-combinat-devel] Re: a problem with cartesian product of directed graphs ?

2012-03-28 Thread Frédéric Chapoton
This is now Ticket #12770 If somebody can cross-post to sage-devel, it would be great, yes. Should I create another ticket for products of posets ? Frederic -- You received this message because you are subscribed to the Google Groups "

[sage-combinat-devel] Re: a problem with cartesian product of directed graphs ?

2012-03-28 Thread Keshav Kini
Frédéric Chapoton writes: > I have found the following wrong behaviour on sage 4.8, without sage-combinat > > sage: P=DiGraph([[0,1]]) > sage: Q=P.cartesian_product(P) > sage: len(Q.edges()) > 0 > > The result is a disconnected union of 4 points. > This should be a directed squa