Re: effective Method to calculate n-th power

On Thu, 9 Jun 2005, Jyrki Lahtonen wrote:
> William Elliot wrote:
>
> >>How can you compute the order of g^x^n starting from the
> >>order of g^x alone??
> >
> > g^x^n = (g^x)^x^(n-1)
> > o(a^k) = o(a)/(k,o(a))
> >
> So the smallest monetary unit didn't drop, yet. How do you
> compute (x^(n-1),o(a)), when you don't know what x is?
>
How do you compute (-b +- sqr(b^2 - 4ac))/2a when you don't
know what a,b and c are?
.

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