Martin Rubey wrote:
>
> Waldek Hebisch <[EMAIL PROTECTED]> writes:
>
> > coefficient lowers total degree by a constant, so it should be
> > enough to shift Stream.
>
> Thanks. Below a new patch. If you give OK for
>
> + coefficient(s: %, lv: List Var, ln: List NNI): % ==
> + map(coefficient(#1, lv, ln), rest(s, reduce(_+, ln)))
>
> and the generic definition in pscat
>
> coefficient(s: %, v: Var, n: NNI): % == coefficient(s, [v], [n])
>
> I'll write some unittests, run them, and commit.
>
Code for coefficient looks OK. Comments about polynomial are somewhat
out of place and I am not sure what you want to do with leadingCoefficient
and friends.
--
Waldek Hebisch
[EMAIL PROTECTED]
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