[R] Multidimensional numeric structure

Uwe Ligges ligges at statistik.uni-dortmund.de
Wed Apr 21 17:28:05 CEST 2004

MMarques Power wrote:

> I know  this is going to be a dumb question but...
> I need a cube like struture , I have 3 dimensions well defined which
> I need to define a value in the cube something like
> Cube [][][] in C+ ou Java ...
> I have thought in making a matrix and then an array...
> and even the other way around.
> The problem is that the I have the indexs and wanted to access direcly
> the element both reading or writing without to much effort....
> But how can "access" a specific number only by their index ?
> of course It is possible to make a specific calc in order to reach the
> place I needed ....
> But what for ?  if I have the correct indexs directly ?
> Is "R" capable of building such a struture besides adding up
> matrixes and or arrays ?
> Did I miss anything ?
> Thanks in advance
> Marco Marques

You can index a 3d array A with


Uwe Ligges

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