Sam Steingold wrote:
> Hi,
>
Hi, Sam!
> I am sorry about asking yet another trivial question, but here it goes again.
> solve(A^3+3*A^2-13*A-38=0,A);
> results is 3 roots (as it should), EACH containing %i.
> this is clearly wrong because at least one root is real.
>
I think it only looks wrong. factor(rectform(%)) returns something that
has no %i in it.
> also, the formulas are horrible.
> how do I reduce them to something more palatable?
> at the very least I should be able to get a float approximation.
> alas,
> %o1,numer;
Yeah, that's annoying. I did rectform(float(%)) to get float
approximations. I find that rectform is often required to convert
complex floats into something more palatable.
Ray