NAG Library Manual, Mark 30.3
Interfaces:  FL   CL   CPP   AD 

NAG FL Interface Introduction
Example description

 F12AGF Example Program Results


  Ritz values closest to sigma
          1       2
 1   0.3610  0.7223
 2   0.3610 -0.7223
 3   0.4598 -0.7199
 4   0.4598  0.7199