nag_lapackeig_dspgvd (f08tcc) Example Program Results Eigenvalues -3.5411 -0.3347 0.2983 2.2544 Estimate of reciprocal condition number for B 5.8e-03 Error estimates for the eigenvalues 7.0e-14 8.6e-15 7.9e-15 4.6e-14