NAG Library Manual, Mark 30
Interfaces:  FL   CL   CPP   AD 

NAG FL Interface Introduction
Example description

 E05SBF Example Program Results

 Minimization of the Schwefel function.
 Subject to one non-linear constraint.


 1. Solution without using coupled local minimizer

  Algorithm Statistics
  --------------------
  Total complete iterations                :         2696
  Complete iterations since improvement    :         1002
  Total particles converged to xb          :            0
  Total improvements to global optimum     :         1843
  Total function evaluations               :       593321
  Total particles re-initialized           :            0
  Total constraints violated               :            0

  Solution Status : No improvement in preset iteration lim

  Achieved objective value                 :     -9191.499
  Final position achieved  : 
  xb(   1) =      -406.08
  xb(   2) =      -406.75
  xb(   3) =      -406.74
  xb(   4) =      -404.31
  xb(   5) =      -405.53
  xb(   6) =      -407.49
  xb(   7) =      -406.80
  xb(   8) =      -407.76
  xb(   9) =       384.69
  xb(  10) =       384.64
  xb(  11) =       385.73
  xb(  12) =       386.92
  xb(  13) =       385.67
  xb(  14) =       386.42
  xb(  15) =       384.38
  xb(  16) =       385.73
  xb(  17) =       383.65
  xb(  18) =       387.38
  xb(  19) =        -1.55
  xb(  20) =      -406.73
  Final constraint violations achieved  : 
  cb(   1) =         0.00

 2. Solution using coupled local minimizer E04UCF

  Algorithm Statistics
  --------------------
  Total complete iterations                :         1046
  Complete iterations since improvement    :         1002
  Total particles converged to xb          :            0
  Total improvements to global optimum     :          117
  Total function evaluations               :       231946
  Total particles re-initialized           :            0
  Total constraints violated               :            0

  Solution Status : No improvement in preset iteration lim

  Achieved objective value                 :     -9198.430
  Final position achieved  : 
  xb(   1) =      -406.65
  xb(   2) =      -406.65
  xb(   3) =      -406.65
  xb(   4) =      -406.65
  xb(   5) =      -406.65
  xb(   6) =      -406.65
  xb(   7) =      -406.65
  xb(   8) =      -406.65
  xb(   9) =       385.51
  xb(  10) =       385.51
  xb(  11) =       385.51
  xb(  12) =       385.51
  xb(  13) =       385.51
  xb(  14) =       385.51
  xb(  15) =       385.51
  xb(  16) =       385.51
  xb(  17) =       385.51
  xb(  18) =       385.51
  xb(  19) =        -2.06
  xb(  20) =      -406.65
  Final constraint violations achieved  : 
  cb(   1) =         0.00