NAG Library Manual, Mark 29
Interfaces:  FL   CL   CPP   AD 

NAG FL Interface Introduction
Example description

 E04LBF Example Program Results
 ** The conditions for a minimum have not all been satisfied,
 ** but a lower point could not be found.
 ** ABNORMAL EXIT from NAG Library routine e04lbf: IFAIL =     3
 ** NAG soft failure - control returned

 Function value on exit is    2.4338
 at the point   1.0000  -0.0852   0.4093   1.0000
 The corresponding (machine dependent) gradient is
                          2.953E-01  -5.867E-10   1.173E-09   5.907E+00
 ISTATE contains   -2    1    2   -2
 and HESD contains  0.2098E+03  0.4738E+02