xref: /petsc/src/tao/unconstrained/tutorials/output/minsurf2_3_snes.out (revision d9acb416d05abeed0a33bde3a81aeb2ea0364f6a)
1
2---- Minimum Surface Area Problem -----
3mx: 10     my: 10
4
5iter =   0, Function value 1.46076, Residual: 0.207785
6iter =   1, Function value 1.43303, Residual: 0.142433
7iter =   2, Function value 1.42248, Residual: 0.0949213
8iter =   3, Function value 1.41916, Residual: 0.0515863
9iter =   4, Function value 1.41852, Residual: 0.00926326
10iter =   5, Function value 1.41849, Residual: 0.0054879
11iter =   6, Function value 1.41848, Residual: 0.00562929
12iter =   7, Function value 1.41847, Residual: 0.0036166
13iter =   8, Function value 1.41847, Residual: 0.00233449
14iter =   9, Function value 1.41847, Residual: 0.00120418
15iter =  10, Function value 1.41847, Residual: 0.000549776
16iter =  11, Function value 1.41847, Residual: 0.000182137
17iter =  12, Function value 1.41847, Residual: 0.000102854
18iter =  13, Function value 1.41847, Residual: 9.49423e-05
19Tao Object: 3 MPI processes
20  type: snes
21  SNES Object: 3 MPI processes
22    type: ncg
23      type: FR
24    maximum iterations=10000, maximum function evaluations=30000
25    tolerances: relative=1e-08, absolute=0.0001, solution=1e-20
26    total number of function evaluations=27
27    norm schedule ALWAYS
28    SNESLineSearch Object: 3 MPI processes
29      type: cp
30      maxstep=1.000000e+08, minlambda=1.000000e-12
31      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
32      maximum iterations=1
33  convergence tolerances: gatol=1e-08,   steptol=0.,   gttol=0.
34  Residual in Function/Gradient:=9.49423e-05
35  Objective value=1.41847
36  total number of iterations=13,                          (max: 2000)
37  total number of function evaluations=14,                  max: 4000
38  total number of function/gradient evaluations=27,      (max: 4000)
39  Solution converged:    User Terminated
40