This manual relates to an old release of the Library.
The documentation for the current release is also available on this site.
NAG Library Manual, Mark 27.1
Interfaces:  FL   CL   CPP   AD 
NAG FL Interface Introduction
Example description
 D01AHF Example Program Results

 Integral =  3.14159

 Estimated relative error =   0.58E-08

 Number of function evaluations =    15