Ralf Hemmecke <[email protected]> writes: | I don't like Union(SomeDomain, "failed") very much. | | 1) Since Union actually requires domains as arguments, there must be | some special compiler code dealing with that. In the long run, I would | like to either have a special domain Failed, which only has one | element called failed and which can be used as Union(D, Failed) or to | have a domain like Partial (see below).
OpenAxiom has had the domain Maybe for exactly that purpose for years now. It is even more optional than Union in almost all cases. -- Gaby -- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/fricas-devel?hl=en.
