On Sun, Aug 26, 2012 at 7:20 PM, Nils Bruin <nbr...@sfu.ca> wrote:
> If you know the variables and that your coefficients will be integers, why
> don't you key the dictionary on the polynomials coerced into the appropriate
> polynomial ring, e.g. Z['x,y,z,w']? Then you can use the dictionary to look
> up the original form of your equation.

Thanks, the obvious way to do the coercion worked.

Geoffrey

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