xref: /petsc/src/tao/unconstrained/tutorials/output/rosenbrock1_20_alt.out (revision a8a8b9ed81997472b52b7a2a8d3c37cb90a539ed)
1  0 TAO,  Function value: 1.,  Residual: 2.
2    0 LS    Function value: 1.,    Step length: 0.
3    1 LS    Function value: 99.,    Step length: 1.
4        stx: 0., fx: 1., dgx: -2.
5        sty: 0., fy: 1., dgy: -2.
6    2 LS    Function value: 0.773446,    Step length: 0.174936
7        stx: 0., fx: 1., dgx: -2.
8        sty: 1., fy: 99., dgy: 396.
9  1 TAO,  Function value: 0.773446,  Residual: 6.07754
10    0 LS    Function value: 0.773446,    Step length: 0.
11    1 LS    Function value: 0.648599,    Step length: 1.
12        stx: 0., fx: 0.773446, dgx: -0.154432
13        sty: 0., fy: 0.773446, dgy: -0.154432
14  2 TAO,  Function value: 0.648599,  Residual: 3.22619
15    0 LS    Function value: 0.648599,    Step length: 0.
16    1 LS    Function value: 0.865443,    Step length: 1.
17        stx: 0., fx: 0.648599, dgx: -0.340628
18        sty: 0., fy: 0.648599, dgy: -0.340628
19    2 LS    Function value: 0.560405,    Step length: 0.38269
20        stx: 0., fx: 0.648599, dgx: -0.340628
21        sty: 1., fy: 0.865443, dgy: 1.37753
22  3 TAO,  Function value: 0.560405,  Residual: 5.47111
23    0 LS    Function value: 0.560405,    Step length: 0.
24    1 LS    Function value: 0.379185,    Step length: 1.
25        stx: 0., fx: 0.560405, dgx: -0.260357
26        sty: 0., fy: 0.560405, dgy: -0.260357
27  4 TAO,  Function value: 0.379185,  Residual: 3.01164
28    0 LS    Function value: 0.379185,    Step length: 0.
29    1 LS    Function value: 0.280758,    Step length: 1.
30        stx: 0., fx: 0.379185, dgx: -0.125226
31        sty: 0., fy: 0.379185, dgy: -0.125226
32  5 TAO,  Function value: 0.280758,  Residual: 2.68639
33    0 LS    Function value: 0.280758,    Step length: 0.
34    1 LS    Function value: 0.187321,    Step length: 1.
35        stx: 0., fx: 0.280758, dgx: -0.173338
36        sty: 0., fy: 0.280758, dgy: -0.173338
37  6 TAO,  Function value: 0.187321,  Residual: 3.78983
38    0 LS    Function value: 0.187321,    Step length: 0.
39    1 LS    Function value: 51.7692,    Step length: 1.
40        stx: 0., fx: 0.187321, dgx: -0.878193
41        sty: 0., fy: 0.187321, dgy: -0.878193
42    2 LS    Function value: 0.129228,    Step length: 0.151133
43        stx: 0., fx: 0.187321, dgx: -0.878193
44        sty: 1., fy: 51.7692, dgy: 195.19
45  7 TAO,  Function value: 0.129228,  Residual: 6.25765
46    0 LS    Function value: 0.129228,    Step length: 0.
47    1 LS    Function value: 0.109362,    Step length: 1.
48        stx: 0., fx: 0.129228, dgx: -0.05436
49        sty: 0., fy: 0.129228, dgy: -0.05436
50  8 TAO,  Function value: 0.109362,  Residual: 0.456988
51    0 LS    Function value: 0.109362,    Step length: 0.
52    1 LS    Function value: 0.0850818,    Step length: 1.
53        stx: 0., fx: 0.109362, dgx: -0.0269832
54        sty: 0., fy: 0.109362, dgy: -0.0269832
55  9 TAO,  Function value: 0.0850818,  Residual: 0.947506
56    0 LS    Function value: 0.0850818,    Step length: 0.
57    1 LS    Function value: 0.140264,    Step length: 1.
58        stx: 0., fx: 0.0850818, dgx: -0.091443
59        sty: 0., fy: 0.0850818, dgy: -0.091443
60    2 LS    Function value: 0.0601269,    Step length: 0.391355
61        stx: 0., fx: 0.0850818, dgx: -0.091443
62        sty: 1., fy: 0.140264, dgy: 0.37046
63 10 TAO,  Function value: 0.0601269,  Residual: 3.23466
64    0 LS    Function value: 0.0601269,    Step length: 0.
65    1 LS    Function value: 0.0406023,    Step length: 1.
66        stx: 0., fx: 0.0601269, dgx: -0.0273931
67        sty: 0., fy: 0.0601269, dgy: -0.0273931
68 11 TAO,  Function value: 0.0406023,  Residual: 3.66996
69    0 LS    Function value: 0.0406023,    Step length: 0.
70    1 LS    Function value: 0.0184967,    Step length: 1.
71        stx: 0., fx: 0.0406023, dgx: -0.0474778
72        sty: 0., fy: 0.0406023, dgy: -0.0474778
73 12 TAO,  Function value: 0.0184967,  Residual: 1.74284
74    0 LS    Function value: 0.0184967,    Step length: 0.
75    1 LS    Function value: 0.0131885,    Step length: 1.
76        stx: 0., fx: 0.0184967, dgx: -0.0275729
77        sty: 0., fy: 0.0184967, dgy: -0.0275729
78    2 LS    Function value: 0.00899069,    Step length: 0.424201
79        stx: 1., fx: 0.0131885, dgx: 0.0374267
80        sty: 0., fy: 0.0184967, dgy: -0.0275729
81 13 TAO,  Function value: 0.00899069,  Residual: 0.107492
82    0 LS    Function value: 0.00899069,    Step length: 0.
83    1 LS    Function value: 0.0141384,    Step length: 1.
84        stx: 0., fx: 0.00899069, dgx: -0.0135205
85        sty: 0., fy: 0.00899069, dgy: -0.0135205
86    2 LS    Function value: 0.00553656,    Step length: 0.409773
87        stx: 0., fx: 0.00899069, dgx: -0.0135205
88        sty: 1., fy: 0.0141384, dgy: 0.0362072
89 14 TAO,  Function value: 0.00553656,  Residual: 1.48494
90    0 LS    Function value: 0.00553656,    Step length: 0.
91    1 LS    Function value: 0.00353901,    Step length: 1.
92        stx: 0., fx: 0.00553656, dgx: -0.00246358
93        sty: 0., fy: 0.00553656, dgy: -0.00246358
94 15 TAO,  Function value: 0.00353901,  Residual: 1.42655
95    0 LS    Function value: 0.00353901,    Step length: 0.
96    1 LS    Function value: 0.000594822,    Step length: 1.
97        stx: 0., fx: 0.00353901, dgx: -0.00484465
98        sty: 0., fy: 0.00353901, dgy: -0.00484465
99 16 TAO,  Function value: 0.000594822,  Residual: 0.176376
100    0 LS    Function value: 0.000594822,    Step length: 0.
101    1 LS    Function value: 0.000129439,    Step length: 1.
102        stx: 0., fx: 0.000594822, dgx: -0.000852867
103        sty: 0., fy: 0.000594822, dgy: -0.000852867
104 17 TAO,  Function value: 0.000129439,  Residual: 0.426449
105    0 LS    Function value: 0.000129439,    Step length: 0.
106    1 LS    Function value: 5.14193e-06,    Step length: 1.
107        stx: 0., fx: 0.000129439, dgx: -0.000270621
108        sty: 0., fy: 0.000129439, dgy: -0.000270621
109 18 TAO,  Function value: 5.14193e-06,  Residual: 0.0674659
110    0 LS    Function value: 5.14193e-06,    Step length: 0.
111    1 LS    Function value: 3.35996e-08,    Step length: 1.
112        stx: 0., fx: 5.14193e-06, dgx: -1.09484e-05
113        sty: 0., fy: 5.14193e-06, dgy: -1.09484e-05
114 19 TAO,  Function value: 3.35996e-08,  Residual: 0.00748038
115    0 LS    Function value: 3.35996e-08,    Step length: 0.
116    1 LS    Function value: 6.88338e-11,    Step length: 1.
117        stx: 0., fx: 3.35996e-08, dgx: -6.76065e-08
118        sty: 0., fy: 3.35996e-08, dgy: -6.76065e-08
119 20 TAO,  Function value: 6.88338e-11,  Residual: 0.000118289
120    0 LS    Function value: 6.88338e-11,    Step length: 0.
121    1 LS    Function value: 6.39488e-13,    Step length: 1.
122        stx: 0., fx: 6.88338e-11, dgx: -1.27271e-10
123        sty: 0., fy: 6.88338e-11, dgy: -1.27271e-10
124 21 TAO,  Function value: 6.39488e-13,  Residual: 2.54343e-05
125