Example description

 F04BBF Example Program Results

 Solution
             1          2
 1     -2.0000     1.0000
 2      3.0000    -4.0000
 3      1.0000     7.0000
 4     -4.0000    -2.0000

 Estimate of condition number
        5.6E+01

 Estimate of error bound for computed solutions
        6.3E-15