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MathGroup Archive 2005

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Re: Replacement equivalence?

  • To: mathgroup at
  • Subject: [mg63313] Re: Replacement equivalence?
  • From: carlos at
  • Date: Fri, 23 Dec 2005 05:08:36 -0500 (EST)
  • References: <do6892$b1t$><> <dod6tt$4fd$>
  • Sender: owner-wri-mathgroup at

> Please refer to 1.10.4 of the mathematica book or just type 1.10.4 in
> the help browser

Pratik: That is a very interesting suggestion, which
I was not aware of. I will try it.  Many thanks!

I thought first of using lists, as in
rep={b -> {1,-1}, x -> { 2,-2,2*I,-2*I}};
But that runs into length conformity problems, 
e.g.,  (b^2+x^4)/.rep;

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