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MathGroup Archive 2005

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Re: CellularAutomaton[rule, init]

  • To: mathgroup at smc.vnet.net
  • Subject: [mg56605] Re: [mg56588] CellularAutomaton[rule, init]
  • From: yehuda ben-shimol <bsyehuda at gmail.com>
  • Date: Sat, 30 Apr 2005 01:27:14 -0400 (EDT)
  • References: <200504290721.DAA10313@smc.vnet.net>
  • Reply-to: yehuda ben-shimol <bsyehuda at gmail.com>
  • Sender: owner-wri-mathgroup at wolfram.com

I wonder where did you get the second definition from. Look carefully
in the help and the examples therein. CellularAutomaton[] needs at
least 3 arguments:
Rule number, initial condition and number of steps. Think of it as a
"modified" NestList[].
yehuda

On 4/29/05, John Kiehl <john.kiehl at soundtrackny.com> wrote:
> The first two definitions of CellularAutomaton[ ] are as follows:
> 
> "CellularAutomaton[rule, init, t] generates a list representing the evolution
> of the cellular automaton with the specified rule from initial condition init
> for t steps.
> CellularAutomaton[rule, init] gives the result of evolving init for one step."
> 
> This works:
> 
> In[]= CellularAutomaton[110,{1},1]
> 
> but this produces an error message saying that "three or four arguments are expected:"
> 
> In[]= CellularAutomaton[110,{1}]
> 
>


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