xref: /petsc/src/ts/tutorials/output/ex20opt_ic_3.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown  0 TAO,  Function value: 0.153666,  Residual: 1.22223
2*c4762a1bSJed Brown  0 TAO,  Function value: 0.0316957,  Residual: 0.71596
3*c4762a1bSJed Brown  1 TAO,  Function value: 0.0134792,  Residual: 0.746491
4*c4762a1bSJed Brown  2 TAO,  Function value: 0.000704731,  Residual: 0.146624
5*c4762a1bSJed Brown  3 TAO,  Function value: 2.16752e-06,  Residual: 0.00782352
6*c4762a1bSJed Brown  4 TAO,  Function value: 2.85258e-11,  Residual: 2.83133e-05
7*c4762a1bSJed Brown  5 TAO,  Function value: 4.96958e-21,  Residual: 3.73703e-10
8*c4762a1bSJed BrownTao Object: 1 MPI processes
9*c4762a1bSJed Brown  type: bntr
10*c4762a1bSJed Brown    CG steps: 0
11*c4762a1bSJed Brown    Newton steps: 5
12*c4762a1bSJed Brown    Scaled gradient steps: 0
13*c4762a1bSJed Brown    Gradient steps: 0
14*c4762a1bSJed Brown    KSP termination reasons:
15*c4762a1bSJed Brown      atol: 0
16*c4762a1bSJed Brown      rtol: 2
17*c4762a1bSJed Brown      ctol: 1
18*c4762a1bSJed Brown      negc: 2
19*c4762a1bSJed Brown      dtol: 0
20*c4762a1bSJed Brown      iter: 0
21*c4762a1bSJed Brown      othr: 0
22*c4762a1bSJed Brown  TaoLineSearch Object: 1 MPI processes
23*c4762a1bSJed Brown    type: more-thuente
24*c4762a1bSJed Brown    maximum function evaluations=30
25*c4762a1bSJed Brown    tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
26*c4762a1bSJed Brown    total number of function evaluations=0
27*c4762a1bSJed Brown    total number of gradient evaluations=0
28*c4762a1bSJed Brown    total number of function/gradient evaluations=0
29*c4762a1bSJed Brown    Termination reason: 0
30*c4762a1bSJed Brown  KSP Object: (tao_bnk_) 1 MPI processes
31*c4762a1bSJed Brown    type: stcg
32*c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
33*c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
34*c4762a1bSJed Brown    left preconditioning
35*c4762a1bSJed Brown    using UNPRECONDITIONED norm type for convergence test
36*c4762a1bSJed Brown  PC Object: (tao_bnk_) 1 MPI processes
37*c4762a1bSJed Brown    type: none
38*c4762a1bSJed Brown    linear system matrix = precond matrix:
39*c4762a1bSJed Brown    Mat Object: 1 MPI processes
40*c4762a1bSJed Brown      type: shell
41*c4762a1bSJed Brown      rows=2, cols=2
42*c4762a1bSJed Brown  total KSP iterations: 8
43*c4762a1bSJed Brown  Active Set subset type: subvec
44*c4762a1bSJed Brown  convergence tolerances: gatol=1e-08,   steptol=0.,   gttol=0.
45*c4762a1bSJed Brown  Residual in Function/Gradient:=3.73703e-10
46*c4762a1bSJed Brown  Objective value=4.96958e-21
47*c4762a1bSJed Brown  total number of iterations=5,                          (max: 50)
48*c4762a1bSJed Brown  total number of function/gradient evaluations=17,      (max: 4000)
49*c4762a1bSJed Brown  total number of Hessian evaluations=6
50*c4762a1bSJed Brown  Solution converged:    ||g(X)|| <= gatol
51