>> H=round(rand(31,31))
L=rand(31,1)
X=inv(H)*L
H =
Columns 1 through 30
1 0 1 0 0 0 1 1 1 0 0 1 0 0 1 1 1 1 0 1 1 0 1 1 1 0 0 1 0 0
1 0 1 1 1 1 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 0 0 0 0 1 0 0 0 1
1 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 0 0 0
0 0 0 1 1 1 0 0 1 0 0 1 1 0 1 0 0 0 0 0 1 1 1 0 1 0 1 1 1 1
1 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 1 0 0 1 0 0 1 1 1 0 0 1 1 1
0 0 1 0 1 1 1 1 0 1 0 0 0 1 1 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1
1 1 1 1 1 0 1 1 0 0 0 1 0 0 1 1 1 0 0 0 1 0 1 1 1 0 1 1 1 0
1 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 1 0 0 1 0 1 0
1 1 1 0 0 1 0 0 0 1 1 0 0 1 0 0 0 1 1 0 1 0 0 0 0 0 1 1 1 1
0 0 1 0 1 0 0 0 1 0 1 1 1 0 1 0 1 1 0 1 1 0 0 0 1 0 1 1 0 1
1 1 0 0 1 0 1 1 1 1 1 0 0 1 0 1 1 0 1 0 1 0 0 0 0 0 0 1 1 0
0 0 0 1 1 0 0 1 1 1 1 1 0 1 0 0 1 0 1 0 0 0 0 1 0 0 0 1 0 1
0 1 1 1 1 1 1 1 1 1 0 1 0 1 0 0 0 1 1 1 0 0 0 1 1 0 1 0 0 0
1 1 1 0 1 0 0 0 0 0 1 1 0 1 0 1 0 0 1 1 1 0 0 0 1 1 0 1 1 1
1 0 1 0 1 1 1 1 1 1 0 1 1 0 0 1 1 0 0 1 0 0 1 0 1 0 0 1 1 1
0 1 1 1 0 1 1 1 0 0 0 1 1 0 1 0 1 1 0 1 1 1 1 1 0 0 0 1 0 1
1 1 0 0 1 1 1 1 0 1 0 0 0 1 0 0 1 1 1 0 0 0 1 1 0 1 1 0 0 0
1 1 0 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 1 1 0 1 0 1 1 0 1 1
0 1 1 1 0 0 1 0 0 1 1 0 0 0 0 1 0 1 1 1 0 0 0 1 1 0 1 1 1 0
0 1 1 1 1 1 0 1 1 0 0 1 1 1 1 0 1 1 0 0 1 0 1 0 0 0 0 0 0 1
0 0 1 1 1 0 1 1 0 1 0 1 1 1 0 1 1 0 0 1 1 0 1 1 0 0 1 0 0 0
0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 1 0 1 1 1 0 1 1 1 0 1 1 0 0
0 0 1 1 1 0 0 0 1 0 0 0 0 1 0 1 1 1 0 0 0 1 1 0 0 1 0 1 0 1
1 1 1 1 0 0 0 0 1 0 1 0 1 1 0 1 0 0 1 1 0 0 1 1 1 0 1 0 0 0
0 1 1 1 0 1 1 1 0 0 1 1 0 1 0 0 1 0 1 0 1 1 1 1 1 1 0 0 0 1
1 0 0 1 0 1 0 1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 1 0 1 1 1 0 1 1
0 0 1 1 0 1 1 0 1 1 0 1 1 0 1 0 1 1 1 1 0 1 1 0 1 1 1 1 0 1
1 1 1 0 0 1 1 0 1 0 1 1 1 1 0 1 1 1 0 0 1 1 1 0 1 1 0 1 0 0
0 1 0 1 1 0 1 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 1 1 1 1 0 1 1 0
1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 0 1 0 0 1 0 1 0 0 0 1 1 1 1 0
1 0 1 0 0 0 0 1 0 0 0 0 1 0 1 0 1 1 0 0 1 1 0 0 0 1 0 0 0 0
Column 31
1
0
1
1
0
1
1
1
1
0
0
1
0
0
1
1
1
1
0
1
1
1
1
0
1
1
1
0
1
0
1
L =
0.1189
0.3801
0.8128
0.2441
0.8844
0.7126
0.3781
0.2489
0.2529
0.7672
0.0499
0.6853
0.6203
0.7467
0.9773
0.3839
0.2602
0.8775
0.8061
0.4611
0.0910
0.5643
0.1874
0.5317
0.3550
0.3148
0.7267
0.5158
0.7906
0.2045
0.6781
X =
-3.3617
3.5582
4.9832
-4.0162
-0.2954
-0.9712
-1.9217
-1.1176
6.7468
2.5330
-1.9369
0.9387
1.1659
-6.3715
-2.2759
-0.8057
-1.9121
-3.0940
0.3480
-2.5464
2.7284
-1.8255
0.9216
6.0502
-4.7106
6.1378
0.5070
0.2461
1.6122
0.2226
-0.7503