E04FFF Example Program Results
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E04F(F|G), Derivative-free solver for nonlinear least squares functions
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Begin of Options
Print File = 6 * d
Print Level = 2 * d
Print Options = Yes * d
Print Solution = All * U
Monitoring File = -1 * d
Monitoring Level = 4 * d
Dfo Print Frequency = 1 * d
Dfo Monitor Frequency = 0 * d
Infinite Bound Size = 1.00000E+20 * d
Stats Time = No * d
Time Limit = 1.00000E+06 * d
Dfo Initial Interp Points = Coordinate * d
Dfo Max Objective Calls = 500 * d
Dfo Max Soft Restarts = 5 * d
Dfo Max Unsucc Soft Restarts = 3 * d
Dfo Maximum Slow Steps = 20 * d
Dfo Noise Level = 0.00000E+00 * d
Dfo Noisy Problem = No * d
Dfo Number Initial Points = 0 * d
Dfo Number Interp Points = 0 * d
Dfo Number Soft Restarts Pts = 3 * d
Dfo Random Seed = -1 * d
Dfo Starting Trust Region = 1.00000E-01 * d
Dfo Trust Region Slow Tol = 1.02648E-04 * d
Dfo Trust Region Tolerance = 5.00000E-06 * U
Dfo Version = Latest * U
Dfls Small Residuals Tol = 1.08158E-12 * d
End of Options
Problem Statistics
No of variables 4
free (unconstrained) 2
bounded 2
Objective function LeastSquares
No of residuals 11
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step | obj rho | nf |
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1 | 1.72E-03 1.00E-01 | 6 |
2 | 6.41E-04 1.00E-01 | 7 |
3 | 4.52E-04 1.00E-01 | 8 |
4 | 4.05E-04 1.00E-02 | 9 |
5 | 4.04E-04 1.00E-02 | 10 |
6 | 4.03E-04 1.00E-02 | 14 |
7 | 4.02E-04 1.00E-02 | 15 |
8 | 4.02E-04 1.00E-03 | 20 |
9 | 4.02E-04 7.07E-05 | 21 |
10 | 4.02E-04 7.07E-05 | 23 | s
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Status: Converged, small trust region size
Value of the objective 4.02423E-04
Number of objective function evaluations 27
Number of steps 10
Primal variables:
idx Lower bound Value Upper bound
1 -inf 1.81300E-01 inf
2 2.00000E-01 5.90128E-01 1.00000E+00
3 -inf 2.56929E-01 inf
4 3.00000E-01 3.00000E-01 inf