F02EKF Example Program Results Arnoldi basis vectors used: 20 The following Ritz values (mu) are related to the true eigenvalues (lambda) by lambda = sigma + 1/mu Iteration number 1 Ritz values converged so far ( 2) and their Ritz estimates: 1 ( 0.56992E+00, 0.88081E+00) 0.13008E-19 2 ( 0.56992E+00, -0.88081E+00) 0.13008E-19 Next (unconverged) Ritz value: 3 ( 0.60777E+00, 0.00000E+00) The 5 Ritz values of closest to 0.55000E+01 are: 1 ( 0.60178E+01 , -0.80028E+00 ) 2 ( 0.60178E+01 , 0.80028E+00 ) 3 ( 0.43431E+01 , -0.19456E+01 ) 4 ( 0.43431E+01 , 0.19456E+01 ) 5 ( 0.71453E+01 , 0.00000E+00 )