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# file blockmatrix1.R
#
# This file contains a script building a 2 x 2 block-matrix from 4 3 x 3 real matrices.
#
#
# author: Emanuele Cordano on 22-02-2012
#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation, either version 3 of the License, or
#(at your option) any later version.
#
#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with this program. If not, see <http://www.gnu.org/licenses/>.
###############################################################################
rm(list=ls())
library(blockmatrix)
A <- array(rnorm(9,mean=1),c(3,3))
B <- array(rnorm(9,mean=2),c(3,3))
C <- array(rnorm(9,mean=3),c(3,3))
D <- array(rnorm(9,mean=4),c(3,3))
list <- list(A=A,B=B,C=C,D=D)
X <- array(names(list),c(2,2))
M <- list(value=X,A=A,B=B,C=C,D=D)
class(M) <- "blockmatrix"
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