Merci beaucoup ! I will take care of the folding and try to clean up as soon as I can.
Frederic On 1 juil, 23:23, Florent Hivert <florent.hiv...@univ-rouen.fr> wrote: > Hi Fr d ric, > > 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 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() > > sage: t0=PL(PLT([],'a')) > > sage: PL.operad_morphism(PL,t0) > > sage: PL.operad_morphism(DO,t0) > > > the last two lines both returns an error related to codomain. > > I had a look at your problem. One of the problem came from lazy_attribute in > operads_with_basis: you cannot use lazy_attribute with a something which takes > parameters. The role of lazy_attribute is (among other things) to save the > typing of () such as in PL.one(). One could have used PL.one but this was > ruled out for interface consistency reason. > > Back to your problem, you can't spare a () because you have the codomain. So > you probably want to write things the following way: > > sage: PL2PL = PL.operad_morphism(PL) # define the morphism > sage: PL2PL(t0) # apply it > B[a[]] > sage: PL2DO = PL.operad_morphism(DO) > sage: PL2DO(t0) > B[a[None, None]] > sage: PL2DO(t0 < t0) > -B[a[None, a[None, None]]] + B[a[a[None, None], None]] > > Does this makes sens to you ? > > I uploaded a patch named operad_morphism_fix-fh.patch which makes the previous > examples work. Please fold it in yours (after making sure that you don't have > any uncommited modifications: > > sage -hg pull -u > sage -hg qgoto free_operads_fc.patch > sage -hg qfold operad_morphism_fix-fh.patch > > And then as usual > > cd ../../../.hg/patches > sage -hg commit -m "Folded operad_morphism_fix-fh.patch" > sage -hg push > > I hope this fixes your problems. Just a remark: I checked that the code > returned a result not that this is indeed the correct result. Please quadruple > check. > > Cheers, > > Florent -- You received this message because you are subscribed to the Google Groups "sage-combinat-devel" group. To post to this group, send email to sage-combinat-devel@googlegroups.com. To unsubscribe from this group, send email to sage-combinat-devel+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sage-combinat-devel?hl=en.