Re: Weird Print Result

*To*: mathgroup at smc.vnet.net*Subject*: [mg74151] Re: [mg74122] Weird Print Result*From*: "Chris Chiasson" <chris at chiasson.name>*Date*: Mon, 12 Mar 2007 22:11:54 -0500 (EST)*References*: <200703120933.EAA26997@smc.vnet.net>

It just means the result was 4*Null Null is the result of a Print command. Of course, Print also has a side effect of printing something. On 3/12/07, Bruce Colletti <vze269bv at verizon.net> 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]] > > -- http://chris.chiasson.name/

**References**:**Weird Print Result***From:*Bruce Colletti <vze269bv@verizon.net>