Example program for ztbcon
This example estimates the condition number in the
1
-norm of the matrix
A
, where
A
=
-
1.94
+
4.43
i
0.00
+
0.00
i
0.00
+
0.00
i
0.00
+
0.00
i
-
3.39
+
3.44
i
4.12
-
4.27
i
0.00
+
0.00
i
0.00
+
0.00
i
1.62
+
3.68
i
-
1.84
+
5.53
i
0.43
-
2.66
i
0.00
+
0.00
i
0.00
+
0.00
i
-
2.77
-
1.93
i
1.74
-
0.04
i
0.44
+
0.10
i
.
Here
A
is treated as a lower triangular band matrix with two subdiagonals. The true condition number in the
1
-norm is
71.51
.
f90 source code
Input data file
Expected results