1 0 TAO, Function value: 1.95262, Residual: 0.794468 2 0 TAO, Function value: 0.970661, Residual: 0.228227 3 1 TAO, Function value: 0.892481, Residual: 0.247462 4 2 TAO, Function value: 0.853749, Residual: 0.0215901 5 3 TAO, Function value: 0.852106, Residual: 0.0319342 6 4 TAO, Function value: 0.849969, Residual: 0.00138967 7 5 TAO, Function value: 0.849937, Residual: 9.77976e-05 8 6 TAO, Function value: 0.849937, Residual: 3.47566e-08 9 7 TAO, Function value: 0.849937, Residual: 4.12639e-14 10Tao Object: 1 MPI processes 11 type: bntr 12 CG steps: 0 13 Newton steps: 7 14 Scaled gradient steps: 0 15 Gradient steps: 0 16 KSP termination reasons: 17 atol: 0 18 rtol: 4 19 ctol: 3 20 negc: 0 21 dtol: 0 22 iter: 0 23 othr: 0 24 TaoLineSearch Object: 1 MPI processes 25 type: more-thuente 26 maximum function evaluations=30 27 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 28 total number of function evaluations=0 29 total number of gradient evaluations=0 30 total number of function/gradient evaluations=0 31 using variable bounds 32 Termination reason: 0 33 KSP Object: (tao_bnk_) 1 MPI processes 34 type: stcg 35 maximum iterations=10000, initial guess is zero 36 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 37 left preconditioning 38 using UNPRECONDITIONED norm type for convergence test 39 PC Object: (tao_bnk_) 1 MPI processes 40 type: none 41 linear system matrix = precond matrix: 42 Mat Object: 1 MPI processes 43 type: seqdense 44 rows=10, cols=10 45 total: nonzeros=100, allocated nonzeros=100 46 total number of mallocs used during MatSetValues calls=0 47 total KSP iterations: 48 48 Active Set subset type: subvec 49 convergence tolerances: gatol=1e-08, steptol=0., gttol=0. 50 Residual in Function/Gradient:=4.12639e-14 51 Objective value=0.849937 52 total number of iterations=7, (max: 50) 53 total number of function/gradient evaluations=21, (max: 10000) 54 total number of Hessian evaluations=8 55 Solution converged: ||g(X)|| <= gatol 56Vec Object: 1 MPI processes 57 type: seq 582. 592.88134 602. 612.79477 622. 632.68143 642. 652.52676 662. 672.30725 682. 691.99477 702. 711.59983 722. 731.22992 742. 750.984687 762. 770.860197 78