[R] is it possible to form matrix of matrices...and multiple arrays

[venomousanimal]

booop booop schrieb:

>Dear sirs,
>1...........Kindly tell me is it possible to form a matrix which contains a no of matrices..
>for eg..
>if a,b,c,d are matrices....
>and e is a matrix which contains a,b,c,d as rows and columns..
> 
>2..........Is it possible to form array of array of arrays
> 
>for eg..
>"A" contains two set of arrays (1,2)...and each A[1] and A[2] individually contains two set of arrays
>I tried like 
>p<-list()
>pa[[[1]]] [[1]] [1]<-matrix(1,2,2)
>pa[[[1]]] [[1]] [2]<-matrix(2,2,2)
> 
>But its not working..kindly tell me whether my approach is wrong or not?..
>
>
>kindly tell me the possible ways..
> 
>thank you..
> 
>with regards,
>shanmugam.
>
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I would say yes and yes.
A Matrix with matrix entries could be a dataframe or you just use the 
cbind or rbind command.
The array of arrays I would say is a table, then you can specify
table[row,coloumn]
or table[1..10,1..10].

Greetz, Sonja