Example description

 F07MRF Example Program Results

 Details of factorization
                    1                 2                 3                 4
 1  (-1.3600, 0.0000)
 2  ( 3.9100,-1.5000) (-1.8400, 0.0000)
 3  ( 0.3100, 0.0433) ( 0.5637, 0.2850) (-5.4176, 0.0000)
 4  (-0.1518, 0.3743) ( 0.3397, 0.0303) ( 0.2997, 0.1578) (-7.1028, 0.0000)

 IPIV
           -4                -4                 3                 4