On 8/9/09, Barton Willis <will...@unk.edu> wrote:

> $ ./maxima-local
> Maxima 5.18post http://maxima.sourceforge.net
>
> (%i2) load("to_poly_solver.mac")$
> (%i3) display2d : false$
>
> (%i4) to_poly_solve(q*sqrt(q^2+2)-1,q);
> (%o4) %union([q = -1/sqrt(1-sqrt(2))],[q = 1/sqrt(1-sqrt(2))],[q = 1/sqrt
> (sqrt(2)+1)])

Unfortunately this isn't right either. The first solution is spurious, isn't it?
float(subst(q = -1/sqrt(1-sqrt(2)), q*sqrt(q^2+2)-1)) => - 1.999999999999999

Thanks for your help

Robert Dodier

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