xref: /petsc/src/ts/tutorials/output/ex20opt_p_3.out (revision f97672e55eacc8688507b9471cd7ec2664d7f203)
1  0 TAO,  Function value: 0.0636039,  Residual: 0.0203472
2  1 TAO,  Function value: 0.0276106,  Residual: 0.00969064
3  2 TAO,  Function value: 0.0157957,  Residual: 0.00414311
4  3 TAO,  Function value: 0.0113141,  Residual: 0.00252519
5  4 TAO,  Function value: 0.00732026,  Residual: 0.00134497
6  5 TAO,  Function value: 0.00483833,  Residual: 0.000751179
7  6 TAO,  Function value: 0.0031041,  Residual: 0.000409567
8  7 TAO,  Function value: 0.00196796,  Residual: 0.000224068
9  8 TAO,  Function value: 0.00121948,  Residual: 0.000121638
10  9 TAO,  Function value: 0.000737626,  Residual: 6.57433e-05
11 10 TAO,  Function value: 0.000432094,  Residual: 3.52721e-05
12 11 TAO,  Function value: 0.000242918,  Residual: 1.8755e-05
13 12 TAO,  Function value: 0.00012919,  Residual: 9.84542e-06
14 13 TAO,  Function value: 6.36203e-05,  Residual: 5.07257e-06
15 14 TAO,  Function value: 2.80489e-05,  Residual: 2.53855e-06
16 15 TAO,  Function value: 1.04769e-05,  Residual: 1.21094e-06
17 16 TAO,  Function value: 3.01605e-06,  Residual: 5.3095e-07
18 17 TAO,  Function value: 5.64894e-07,  Residual: 1.98867e-07
19 18 TAO,  Function value: 5.05242e-08,  Residual: 5.48053e-08
20 19 TAO,  Function value: 1.24426e-09,  Residual: 8.34439e-09
21Tao Object: 1 MPI process
22  type: bqnls
23    Rejected BFGS updates: 0
24    CG steps: 0
25    Newton steps: 0
26    BFGS steps: 18
27    Scaled gradient steps: 1
28    Gradient steps: 0
29    KSP termination reasons:
30      atol: 0
31      rtol: 0
32      ctol: 0
33      negc: 0
34      dtol: 0
35      iter: 0
36      othr: 0
37  Mat Object: (tao_bqnls_) 1 MPI process
38    type: lmvmbfgs
39    rows=1, cols=1
40      Scale type: DIAGONAL
41      Scale history: 1
42      Scale params: alpha=1., beta=0.5, rho=1.
43      Convex factors: phi=0., theta=0.125
44      Max. storage: 5
45      Used storage: 5
46      Number of updates: 18
47      Number of rejects: 0
48      Number of resets: 0
49      Mat Object: (J0_) 1 MPI process
50        type: lmvmdiagbroyden
51        rows=1, cols=1
52          Scale history: 1
53          Scale params: alpha=1., beta=0.5, rho=1.
54          Convex factor: theta=0.125
55          Max. storage: 1
56          Used storage: 1
57          Number of updates: 18
58          Number of rejects: 0
59          Number of resets: 0
60  TaoLineSearch Object: 1 MPI process
61    type: more-thuente
62    maximum function evaluations=30
63    tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
64    total number of function evaluations=0
65    total number of gradient evaluations=0
66    total number of function/gradient evaluations=1
67    Termination reason: 1
68  KSP Object: 1 MPI process
69    type: stcg
70    maximum iterations=10000, initial guess is zero
71    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
72    left preconditioning
73    using DEFAULT norm type for convergence test
74  PC Object: 1 MPI process
75    type: lmvm
76    PC has not been set up so information may be incomplete
77    Mat Object: (tao_bqnls_) 1 MPI process
78      type: lmvmbfgs
79      rows=1, cols=1
80        Scale type: DIAGONAL
81        Scale history: 1
82        Scale params: alpha=1., beta=0.5, rho=1.
83        Convex factors: phi=0., theta=0.125
84        Max. storage: 5
85        Used storage: 5
86        Number of updates: 18
87        Number of rejects: 0
88        Number of resets: 0
89        Mat Object: (J0_) 1 MPI process
90          type: lmvmdiagbroyden
91          rows=1, cols=1
92            Scale history: 1
93            Scale params: alpha=1., beta=0.5, rho=1.
94            Convex factor: theta=0.125
95            Max. storage: 1
96            Used storage: 1
97            Number of updates: 18
98            Number of rejects: 0
99            Number of resets: 0
100  total KSP iterations: 0
101  Active Set subset type: subvec
102  convergence tolerances: gatol=1e-08,   steptol=0.,   gttol=0.
103  Residual in Function/Gradient:=8.34439e-09
104  Objective value=1.24426e-09
105  total number of iterations=19,                          (max: 50)
106  total number of function/gradient evaluations=20,      (max: -1)
107  Solution converged:    ||g(X)|| <= gatol
108Vec Object: 1 MPI process
109  type: seq
11099.7009
111