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MathGroup Archive 2007

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Re: Weird Print Result

  • To: mathgroup at smc.vnet.net
  • Subject: [mg74166] Re: [mg74122] Weird Print Result
  • From: János <janos.lobb at yale.edu>
  • Date: Tue, 13 Mar 2007 03:39:59 -0500 (EST)
  • References: <200703120933.EAA26997@smc.vnet.net>

On Mar 12, 2007, at 5:33 AM, Bruce Colletti wrote:

> Re Mathematica 5.2 under WinXP.
>
> The code below creates the correct output, except for a strange 
> concluding "4 Null."
>
> What does this weird last line of output mean (list length?), why 
> does it print, and how can it be suppressed?
>
> Thankx.
>
> Bruce
>
>
> n = 2;
> T = Array[p, {n, n}];
> X0 = Array[x, {n}];
> X = (Expand /@ (X0.MatrixPower[T, 2]));
> Print /@ X[[1]]

Here is a newbie solution :)

Print /@ X[[1]];

J=E1nos=


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