NAG Library Manual, Mark 28.6
Interfaces:  FL   CL   CPP   AD 

NAG CL Interface Introduction
Example description

nag_sparseig_complex_init (f12anc) Example Program Results

 The 4 Ritz values of largest magnitude are:

       1     (    716.1973,   -1029.5838)
       2     (    716.1973,    1029.5838)
       3     (    687.5834,   -1029.5838)
       4     (    687.5834,    1029.5838)