On Mon, 24 May 2010, Sven Schreiber wrote:
Currently a gretl 'list' datatype is strictly different from
type it seems. So when a user-written function expects a list, you
cannot pass it a series.
For built-in gretl commands a series works as a one-element list;
I agree (I think) that the same should go for user-defined
functions taking a list argument. I'll look into this.