[R] Binding a matrix to a matrix

[Rolf Turner]

On 3/03/2010, at 12:14 PM, Peter Ehlers wrote:

> On 2010-03-02 15:32, Rolf Turner wrote:
>> 
>> On 3/03/2010, at 11:22 AM, Luis Felipe Parra wrote:
>> 
>>> Hello I have a 2x10x200 matrix and I would like to bind to it another 2x10
>>> matrix in order to end up with an 2x10x2001 matrix, which command should i
>>> use in order to do this? Thank you
>> 
>> (a) It's not a ***matrix***.  Matrices are ***two*** dimensional.  It's an
>> array.
>> 
>> (b) Use abind() from the abind package.
>> 
>> (c) RSiteSearch("bind arrays") would have led you straight to this ....
>> but just RSiteSearch("bind") makes it the 57-th item so you probably
>> wouldn't have found it that way.
> 
> But
> 
>  libary(sos)
>  ???"bind arrays"
> 
> would find it as the first item.

The point is that the OP would have to know that his first item was
an ***array*** and not a matrix in order to find the appropriate reference.
Given the word ``array'' RSiteSearch() works adequately.

	cheers,

		Rolf
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