[Maxima] bigfloat with maxima

[Raymond Toy]

Colin Cartade wrote:
> Unfortunately I only have maxima 5.13.0 and I can't use bfallroots.
> Since my polynomials are of degree 3 or 4, we have formulas for the
> solutions and I think I can use
>
> bfloat(solve(...));
>
>   
Just remember that the symbolic result may not be a numerically stable
way to compute the floating-point roots.  Use caution.  Or extra digits.

Ray