> How about using List of EXPR as Rep? Second thought, it will not work, polynomial will still be expanded.
> On the other hand, probably carrying it too far, one might use OutputForm > which > is very expressive and greatest possible "symbolic", if only there were a way > back ;) Yes, something between OutputForm and Expression: it will keep the similarity of its input form and have semantic to perform various operations. I wonder how other CASs choose expression's representation, I'll investigate when I have more time. -- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/fricas-devel. For more options, visit https://groups.google.com/d/optout.
