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MathGroup Archive 2005

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Re: Recursion

  • To: mathgroup at smc.vnet.net
  • Subject: [mg54980] Re: Recursion
  • From: "Carl K. Woll" <carlw at u.washington.edu>
  • Date: Tue, 8 Mar 2005 05:04:44 -0500 (EST)
  • Organization: University of Washington
  • References: <d0guu7$7jn$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Christopher,

You should take a look at the function FixedPoint. Your definition for W_0 
will certainly run into recursion problems.

Carl Woll

"Christopher Grinde" <christopher.grinde at hive.no> wrote in message 
news:d0guu7$7jn$1 at smc.vnet.net...
>
> Hi.
> I am quite new to mathematica and need help to set up a recursion loop:
>
>
> \!\(W\_0[T_] := \@\(\(\(12\ \[CurlyEpsilon]\_Si\)\/\(q\ a\)\) \(\(2\
> \(k\_B\) \
> T\)\/q\) Log[\(a\ W\_0[T]\)\/\(2\ n\_i[T]\)]\)\%3\)
>
> How do I make this a recursive function which i can supply a start value 
> for
> W0 and a limit for accuracy (W0[n]-W0[n+1]< some limit)
>
> Any help would be highly appreciated
> -- 
> Christopher Grinde
> VUC,IMST
> 



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