Re: Quick Mathematica Question
- To: mathgroup at smc.vnet.net
- Subject: [mg115281] Re: Quick Mathematica Question
- From: "Chris Degnen" <degnen at cwgsy.net>
- Date: Thu, 6 Jan 2011 02:05:18 -0500 (EST)
- References: <ig1i6l$6jj$1@smc.vnet.net>
Some suggestions:
generations = 5;
Map[Flatten,
Partition[
NestList[ReplaceAll[#, {0 -> 1, 1 -> {1, 0}}] &, 0, generations - 1],
1]] // TableForm
Map[ToExpression,
Map[StringJoin,
Partition[
NestList[ReplaceAll[#, {"0" -> "1", "1" -> {"1", "0"}}] &, "0",
generations - 1], 1]]] // TableForm
----- Original Message -----
From: "Dean" <deanrosenthal at gmail.com>
Newsgroups: comp.soft-sys.math.mathematica
Sent: Wednesday, January 05, 2011 10:46 AM
Subject: [mg115281] Re: Quick Mathematica Question
> How would I program user-defined rules such as
>
> 0->1
> 1->10
>
> to give the output, and specify the number of recursions. For example,
> starting with 0,
>
> 0
> 1
> 10
> 101
> 10110
> ...
>
> Specified, 5 generations.
>
> --
> Dean Rosenthal
>
> cell: 646 733 6966
> www.deanrosenthal.org
> http://www.the-open-space.org/webmag/test1.html