1 0 TAO, Function value: 0.0305641, Residual: 0.0140536 2 1 TAO, Function value: 0.0120167, Residual: 0.00811768 3 2 TAO, Function value: 0.00342817, Residual: 0.00223305 4 3 TAO, Function value: 0.00211342, Residual: 0.0014349 5 4 TAO, Function value: 0.000810666, Residual: 0.000650661 6 5 TAO, Function value: 0.000301229, Residual: 0.000317393 7 6 TAO, Function value: 7.64603e-05, Residual: 0.000132062 8 7 TAO, Function value: 1.24576e-05, Residual: 4.64611e-05 9 8 TAO, Function value: 1.00205e-06, Residual: 1.2071e-05 10 9 TAO, Function value: 2.8188e-08, Residual: 1.95297e-06 11 10 TAO, Function value: 1.12133e-10, Residual: 1.22269e-07 12 11 TAO, Function value: 1.55922e-14, Residual: 1.44107e-09 13Tao Object: 1 MPI process 14 type: bqnls 15 Tao Object: (tao_bnk_) 1 MPI process 16 type: bncg 17 CG Type: ssml_bfgs 18 Skipped Stepdirection Updates: 0 19 Scaled gradient steps: 0 20 Pure gradient steps: 0 21 Not a descent direction: 0 22 Line search fails: 0 23 Matrix has not been preallocated yet 24 TaoLineSearch Object: (tao_bnk_) 1 MPI process 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 Termination reason: 0 32 convergence tolerances: gatol=1e-08, steptol=0., gttol=0. 33 Residual in Function/Gradient:=0. 34 Objective value=0. 35 total number of iterations=0, (max: 2000) 36 Solver terminated: 0 37 Rejected BFGS updates: 0 38 CG steps: 0 39 Newton steps: 0 40 BFGS steps: 10 41 Scaled gradient steps: 1 42 Gradient steps: 0 43 KSP termination reasons: 44 atol: 0 45 rtol: 0 46 ctol: 0 47 negc: 0 48 dtol: 0 49 iter: 0 50 othr: 0 51 Mat Object: (tao_bqnls_) 1 MPI process 52 type: lmvmbfgs 53 rows=1, cols=1 54 Scale type: DIAGONAL 55 Scale history: 1 56 Scale params: alpha=1., beta=0.5, rho=1. 57 Convex factors: phi=0., theta=0.125 58 Max. storage: 5 59 Used storage: 5 60 Number of updates: 10 61 Number of rejects: 0 62 Number of resets: 0 63 Mat Object: (tao_bqnls_J0_) 1 MPI process 64 type: lmvmdiagbroyden 65 rows=1, cols=1 66 Scale history: 1 67 Scale params: alpha=1., beta=0.5, rho=1. 68 Convex factor: theta=0.125 69 Max. storage: 1 70 Used storage: 1 71 Number of updates: 10 72 Number of rejects: 0 73 Number of resets: 0 74 TaoLineSearch Object: 1 MPI process 75 type: more-thuente 76 maximum function evaluations=30 77 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 78 total number of function evaluations=0 79 total number of gradient evaluations=0 80 total number of function/gradient evaluations=1 81 Termination reason: 1 82 KSP Object: 1 MPI process 83 type: stcg 84 maximum iterations=10000, initial guess is zero 85 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 86 left preconditioning 87 using DEFAULT norm type for convergence test 88 PC Object: 1 MPI process 89 type: lmvm 90 PC has not been set up so information may be incomplete 91 Mat Object: (tao_bqnls_) 1 MPI process 92 type: lmvmbfgs 93 rows=1, cols=1 94 Scale type: DIAGONAL 95 Scale history: 1 96 Scale params: alpha=1., beta=0.5, rho=1. 97 Convex factors: phi=0., theta=0.125 98 Max. storage: 5 99 Used storage: 5 100 Number of updates: 10 101 Number of rejects: 0 102 Number of resets: 0 103 Mat Object: (tao_bqnls_J0_) 1 MPI process 104 type: lmvmdiagbroyden 105 rows=1, cols=1 106 Scale history: 1 107 Scale params: alpha=1., beta=0.5, rho=1. 108 Convex factor: theta=0.125 109 Max. storage: 1 110 Used storage: 1 111 Number of updates: 10 112 Number of rejects: 0 113 Number of resets: 0 114 total KSP iterations: 0 115 convergence tolerances: gatol=1e-08, steptol=0., gttol=0. 116 Residual in Function/Gradient:=1.44107e-09 117 Objective value=1.55922e-14 118 total number of iterations=11, (max: 50) 119 total number of function/gradient evaluations=12, (max: -1) 120 Solution converged: ||g(X)|| <= gatol 121Vec Object: 1 MPI process 122 type: seq 1239.99998 124