[R] Direct sum of matrices

Daniel Almirall dalmiral at umich.edu
Fri Jan 28 21:22:21 CET 2005


?bdiag

from package:assist may help you a bit.

HTH,
Danny



On Fri, 28 Jan 2005, Kenneth wrote:

> Hi R users:
>
> How can I built a direct sum function of matrices in R?
>
> I mean A(mxn), B(pxq), C(rxs),...
>
> X<-ds(A,B,C,...)
>
> X = [ A,  0,  0
>             0,  B,  0
>            0,   0,  C] ((m+p+r+...) x (n+q+s+...))
>
> Thank you for your help.
>
> Kenneth
>
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