xref: /petsc/src/tao/unconstrained/tutorials/output/minsurf2_3_snes.out (revision bcd4bb4a4158aa96f212e9537e87b40407faf83e)
1
2---- Minimum Surface Area Problem -----
3mx: 10     my: 10
4
5iter =   0, Function value 1.46076, Residual: 0.207785
6iter =   1, Function value 1.43496, Residual: 0.126468
7iter =   2, Function value 1.42314, Residual: 0.0822064
8iter =   3, Function value 1.41923, Residual: 0.055373
9iter =   4, Function value 1.41849, Residual: 0.00941383
10iter =   5, Function value 1.41848, Residual: 0.00351767
11iter =   6, Function value 1.41847, Residual: 0.00237548
12iter =   7, Function value 1.41847, Residual: 0.00190227
13iter =   8, Function value 1.41847, Residual: 0.00145434
14iter =   9, Function value 1.41847, Residual: 0.000880069
15iter =  10, Function value 1.41847, Residual: 0.000549563
16iter =  11, Function value 1.41847, Residual: 0.000170076
17iter =  12, Function value 1.41847, Residual: 4.85476e-05
18Tao Object: 3 MPI processes
19  type: snes
20  SNES Object: 3 MPI processes
21    type: ncg
22      type: FR
23    maximum iterations=10000, maximum function evaluations=30000
24    tolerances: relative=1e-08, absolute=0.0001, solution=1e-20
25    total number of function evaluations=25
26    norm schedule ALWAYS
27    SNESLineSearch Object: 3 MPI processes
28      type: cp
29      maxlambda=1.000000e+00, minlambda=1.000000e-12
30      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
31      maximum iterations=1
32  convergence tolerances: gatol=1e-08,   grtol=1e-08,   steptol=0.,   gttol=0.
33  Residual in Function/Gradient:=4.85476e-05
34  Objective value=1.41847
35  total number of iterations=12,                          (max: 10000)
36  total number of function evaluations=13,                  (max: unlimited)
37  total number of function/gradient evaluations=25,      (max: unlimited)
38  Solution converged:    User Terminated
39