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Re: Convert expression to polynomial

• To: mathgroup at smc.vnet.net
• Subject: [mg70418] Re: [mg70383] Convert expression to polynomial
• From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
• Date: Mon, 16 Oct 2006 02:34:12 -0400 (EDT)
• References: <200610150418.AAA12623@smc.vnet.net>

On 15 Oct 2006, at 13:18, Diana wrote:

> Math folks,
>
> I am generating a list of partial sums which look like:
>
> x = 1 + (-t + t^2)^(-1) + 1/((-t + t^2)^2*(-t + t^4)) +  1/((-t +
> t^2)^4*(-t + t^4)^2*(-t + t^8))
>
> I then try to calculate the PolynomialQuotient[Numerator[x],
> Denominator[x], t], etc., and I get an error saying that x is not a
> polynomial function.
>
> I tried to find the command to put everything over a common
> denominator, but was unable to find this. Can someone help?
>
> Thanks,
>
> Diana M.
>

The command is: Together.

Andrzej Kozlowski 

• References:
  • Convert expression to polynomial
    • From: "Diana" <diana.mecum@gmail.com>