I'm getting closer. When I simply take the original code for UnivariateLaurentSeries rename it into MyLS and remove the cen parameter and replace cen in other places by 0$Coef. Then the same error occurs. :-(
That seems to mean that I cannot (currently) nail down the center to 0. Ralf On 11/04/2015 11:59 AM, Ralf Hemmecke wrote: > Hi, > > the attached code is very similar to the definition of > UnivariateLaurentSeries from > > https://github.com/fricas/fricas/blob/master/src/algebra/laurent.spad#L541 > > except that I removed some stuff and redefined zero?. > > Unfortunately, although it compiles, I cannot work with it. > > > (1) -> L ==> Finite0Series(Fraction Integer, "q"::Symbol) > Type: > Void > (2) -> L > > (2) Finite0Series(Fraction(Integer),q) > Type: > Type > (3) -> 1$L > > >> System error: > The value NIL is not of type FUNCTION. > > > Any idea what I am doing wrong? > > Ralf > -- 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 http://groups.google.com/group/fricas-devel. For more options, visit https://groups.google.com/d/optout.
