NAG Library Manual, Mark 27.2
Interfaces:  FL   CL   CPP   AD 

NAG AD Library Introduction
Example description

 X10AA_A1W_F Example Program Results

 Computing ln(1+x) and its adjoint using s01ba

 Symbolic computational mode is being used

 AD computation failed as expected with ifail = -199

 Algorithmic computational mode is being used

 Input value of x             :   1.000E-01
 Output value of ln(1+x)      :   9.531E-02
 AD evaluated derivative      :   9.091E-01
 Directly computed derivative :   9.091E-01