Example program for dtrrfs
This example solves the system of equations
A
X
=
B
and to compute forward and backward error bounds, where
A
=
4.30
0.00
0.00
0.00
-
3.96
-
4.87
0.00
0.00
0.40
0.31
-
8.02
0.00
-
0.27
0.07
-
5.95
0.12
and
B
=
-
12.90
-
21.50
16.75
14.93
-
17.55
6.33
-
11.04
8.09
.
f90 source code
Input data file
Expected results