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MathGroup Archive 2008

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Re: Creation and evaluation of polynomials

  • To: mathgroup at smc.vnet.net
  • Subject: [mg89474] Re: [mg89436] Creation and evaluation of polynomials
  • From: "W_Craig Carter" <ccarter at mit.edu>
  • Date: Tue, 10 Jun 2008 03:43:01 -0400 (EDT)
  • References: <200806091019.GAA05076@smc.vnet.net>

Hello JM,
I can't imagine why you should wish to do this, but your example works

>
> D[ToExpression["x^2+2x"], x]
>
>

As does this:
D[ToExpression["Power[x,2] +2x"], x]

and this:

D[ToExpression["x x +2x"], x]


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