Re: [sage-combinat-devel] operad morphisms and codomain

2011-07-02 Thread Florent Hivert
Hi Frédéric, Sorry for not answering sooner. I was giving a talk at Strasbourg at Kurush and Frederic F. conference). So I was busy preparing my talk (among other things). > I have tried to implement a morphism of operads (from the PreLie > operad to the Dendriform operad) but I have some p

[sage-combinat-devel] operad morphisms and codomain

2011-06-27 Thread Frédéric Chapoton
Hello, I have tried to implement a morphism of operads (from the PreLie operad to the Dendriform operad) but I have some problem with codomains. Could somebody help ? with my patch "free_operads_fc.patch" applied : sage: PL=PreLieOperad(QQ) sage: DO=DendriformOperad(QQ) sage: PLT=PL.basis().keys