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Re: Substitutions[rookie]

  • To: mathgroup at smc.vnet.net
  • Subject: [mg30734] Re: Substitutions[rookie]
  • From: "Lawrence A. Walker Jr." <lwalker701_remove_ at earthlink.net>
  • Date: Sat, 8 Sep 2001 02:56:33 -0400 (EDT)
  • References: <9lih0k$ise$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi Peta,

Try reviewing the section 2.4.9 'Functions That Remember Values They 
Have Found' under help.


Also check out the function RSolve[].

Lawrence



peta godre wrote:

> I'd like to know if it is possible to operate nested or folded substitutions
> with Nest-Fold commands.
> Just something like
> 
> a(1)=a(1) (assigned)
> a(2)=substituing a(1) with a(1)+k_0 (for example)
> a(3)=substitution of a(2) with a(2)+k_1


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