NAG Library Manual, Mark 29.2
Interfaces:  FL   CL   CPP   AD 

NAG FL Interface Introduction
Example description

 E04KYF Example Program Results

 Function value on exit is    2.4338
 at the point   1.0000  -0.0852   0.4093   1.0000
 The corresponding (machine dependent) gradient is
               0.2953E+00  0.3022E-08 -0.1236E-07  0.5907E+01