try keepfloat:true;
taylor(expr,z,0,5);
> -----Original Message-----
> From: maxima-bounces at math.utexas.edu
> [mailto:maxima-bounces at math.utexas.edu] On Behalf Of Joel C. Salomon
> Sent: Sunday, March 16, 2008 9:14 PM
> To: Maxima
> Subject: Expansion in Terms of Negative Powers
>
> I'm using maxima for some Control Systems homework problems, and I'm
> wondering if there's some way to do expansions in terms of negative
> powers. E.g., instead of
> (%i11) expand((0.5*(z^2-1.6*z+0.6))/z);
> (%o11) 0.5*z+0.3/z-0.8
> I'd like to see
> (%o11') 0.5*z-0.8+0.3*z^-1
> since that form, when formatted (0.5z - 0.8 + 0.3z??), is the
> customary form of the expression in controls.
>
> Is there such an option?
>
> --Joel
>
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