iter = 0, Function value 9., Residual: 6. iter = 1, Function value 7.21816, Residual: 5.95088 iter = 2, Function value 5.65482, Residual: 5.01816 iter = 3, Function value 4.75704, Residual: 10.5299 iter = 4, Function value 4.06716, Residual: 21.3356 iter = 5, Function value 2.0834, Residual: 11.9903 iter = 6, Function value 1.17095, Residual: 9.73895 iter = 7, Function value 0.870077, Residual: 8.74691 iter = 8, Function value 0.383667, Residual: 2.42654 iter = 9, Function value 0.351094, Residual: 1.4684 iter = 10, Function value 0.332918, Residual: 1.87654 iter = 11, Function value 0.312951, Residual: 1.25957 iter = 12, Function value 0.245345, Residual: 1.06067 iter = 13, Function value 0.160065, Residual: 2.84589 iter = 14, Function value 0.0916562, Residual: 1.87019 iter = 15, Function value 0.0496723, Residual: 1.07232 iter = 16, Function value 0.0158149, Residual: 0.775471 iter = 17, Function value 0.00579069, Residual: 1.06559 iter = 18, Function value 0.000547221, Residual: 0.26713 iter = 19, Function value 0.000179375, Residual: 0.169825 iter = 20, Function value 9.32084e-05, Residual: 0.132614 iter = 21, Function value 6.05728e-05, Residual: 0.114998 iter = 22, Function value 1.05049e-05, Residual: 0.020588 iter = 23, Function value 6.89895e-06, Residual: 0.0152198 iter = 24, Function value 4.51204e-06, Residual: 0.00942712 iter = 25, Function value 4.11255e-06, Residual: 0.0125682 iter = 26, Function value 3.39556e-06, Residual: 0.00271934 iter = 27, Function value 3.35014e-06, Residual: 0.00188774 iter = 28, Function value 3.24672e-06, Residual: 0.0023488 iter = 29, Function value 2.96597e-06, Residual: 0.00506394 iter = 30, Function value 2.4229e-06, Residual: 0.00823409 iter = 31, Function value 1.44489e-06, Residual: 0.0102945 iter = 32, Function value 6.55679e-07, Residual: 0.0109646 iter = 33, Function value 2.70019e-07, Residual: 0.00549772 iter = 34, Function value 9.56495e-08, Residual: 0.00243722 iter = 35, Function value 2.136e-08, Residual: 0.0010518 iter = 36, Function value 3.77283e-09, Residual: 0.000513505 iter = 37, Function value 1.39562e-09, Residual: 0.000472808 iter = 38, Function value 3.2961e-11, Residual: 6.98847e-05 Tao Object: 1 MPI process type: blmvm Gradient steps: 0 Mat Object: (tao_blmvm_) 1 MPI process type: lmvmdbfgs rows=10, cols=10 Max. storage: 5 Used storage: 5 Number of updates: 30 Number of rejects: 7 Number of resets: 2 J0: Mat Object: (tao_blmvm_mat_lmvm_J0_) 1 MPI process type: constantdiagonal Diagonal value: 82.9837 Rescale type: scalar Rescale history: 1 Rescale params: alpha=1., beta=0.5, rho=1. Counts: S x : 34, S^T x : 71, Y x : 34, Y^T x: 34 TaoLineSearch Object: 1 MPI process type: more-thuente maximum function evaluations=30 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 total number of function evaluations=0 total number of gradient evaluations=0 total number of function/gradient evaluations=1 Termination reason: SUCCESS convergence tolerances: gatol=0.0001, grtol=1e-08, steptol=0., gttol=0. Residual in Function/Gradient:=6.98847e-05 Objective value=3.2961e-11 total number of iterations=38, (max: 2000) total number of function/gradient evaluations=49, (max: 4000) Solution converged: ||g(X)|| <= gatol