[GiNaC-list] let_op(size_t ) problem

[Christian Bauer]

On 1/20/2006, "Kerson Rocha Jr." <krjr11 at gmail.com> wrote:
>basic::let_op(): add has no operands

let_op() doesn't work with add/mul due to their internal representation.
If you want to change operands, push them to an exvector and create a
new add/mul.

Bye,
Christian