xref: /petsc/src/tao/unconstrained/tutorials/output/minsurf2_1.out (revision ec9796c4f88c0039d05d273918e252d002ea08fe)
1c4762a1bSJed Brown
2c4762a1bSJed Brown---- Minimum Surface Area Problem -----
3c4762a1bSJed Brownmx: 10     my: 8
4c4762a1bSJed Brown
5c4762a1bSJed Browniter =   0, Function value 1.45591, Residual: 0.21372
6c4762a1bSJed Browniter =   1, Function value 1.43049, Residual: 0.132023
7c4762a1bSJed Browniter =   2, Function value 1.42069, Residual: 0.0887699
8c4762a1bSJed Browniter =   3, Function value 1.41857, Residual: 0.0676407
9c4762a1bSJed Browniter =   4, Function value 1.41781, Residual: 0.0161113
10c4762a1bSJed Browniter =   5, Function value 1.41776, Residual: 0.00313094
11c4762a1bSJed Browniter =   6, Function value 1.41776, Residual: 0.00280956
12c4762a1bSJed Browniter =   7, Function value 1.41776, Residual: 0.000935101
138cc725e6SPierre JolivetTao Object: 1 MPI process
14c4762a1bSJed Brown  type: lmvm
15c4762a1bSJed Brown    Gradient steps: 1
16*ec9796c4SHansol Suh    LMVM Matrix:
17*ec9796c4SHansol Suh      Mat Object: (tao_lmvm_) 1 MPI process
18*ec9796c4SHansol Suh        type: lmvmbfgs
19*ec9796c4SHansol Suh        Scale type: DIAGONAL
20*ec9796c4SHansol Suh        Scale history: 1
21*ec9796c4SHansol Suh        Scale params: alpha=1., beta=0.5, rho=1.
22*ec9796c4SHansol Suh        Convex factors: phi=0., theta=0.125
23*ec9796c4SHansol Suh        Max. storage: 5
24*ec9796c4SHansol Suh        Used storage: 5
25*ec9796c4SHansol Suh        Number of updates: 6
26*ec9796c4SHansol Suh        Number of rejects: 0
27*ec9796c4SHansol Suh        Number of resets: 1
28*ec9796c4SHansol Suh        Mat Object: (tao_lmvm_J0_) 1 MPI process
29*ec9796c4SHansol Suh          type: lmvmdiagbroyden
30*ec9796c4SHansol Suh          Scale history: 1
31*ec9796c4SHansol Suh          Scale params: alpha=1., beta=0.5, rho=1.
32*ec9796c4SHansol Suh          Convex factor: theta=0.125
33*ec9796c4SHansol Suh          Max. storage: 1
34*ec9796c4SHansol Suh          Used storage: 1
35*ec9796c4SHansol Suh          Number of updates: 6
36*ec9796c4SHansol Suh          Number of rejects: 0
37*ec9796c4SHansol Suh          Number of resets: 1
388cc725e6SPierre Jolivet  TaoLineSearch Object: 1 MPI process
39c4762a1bSJed Brown    type: more-thuente
40c4762a1bSJed Brown    maximum function evaluations=30
41c4762a1bSJed Brown    tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
42c4762a1bSJed Brown    total number of function evaluations=0
43c4762a1bSJed Brown    total number of gradient evaluations=0
44c4762a1bSJed Brown    total number of function/gradient evaluations=1
45c4762a1bSJed Brown    Termination reason: 1
46c4762a1bSJed Brown  convergence tolerances: gatol=0.001,   steptol=0.,   gttol=0.
47c4762a1bSJed Brown  Residual in Function/Gradient:=0.000935101
48c4762a1bSJed Brown  Objective value=1.41776
49c4762a1bSJed Brown  total number of iterations=7,                          (max: 2000)
50c4762a1bSJed Brown  total number of function/gradient evaluations=8,      (max: 4000)
51c4762a1bSJed Brown  Solution converged:    ||g(X)|| <= gatol
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