--------------------------------------------
 f[0] =                     8.629944278158570 
 --------------------------------------------
 x[   0] =              1171.409193645348751;  # _x___________________ 
 x[   1] =                 1.416813313841063;  # __x__________________ 
 x[   2] =                 0.378357145940231;  # _______x_____________ 
 x[   3] =                 0.500444156719544;  # __________x__________ 
 x[   4] =               400.000000000000000;  # ___________________XU 
 x[   5] =               178.660500793105172;  # ________x____________ 
 x[   6] =               299.257943316104672;  # _______________x_____ 
 x[   7] =               180.676511826540832;  # ________x____________ 
 x[   8] =                 0.236306459404079;  # ____x________________ 
 x[   9] =                 0.010000000000000;  # XL___________________ 
 x[  10] =                 0.832671030271973;  # _________________x___ 
 x[  11] =                 0.313063859849465;  # ______x______________ 
 x[  12] =                 1.773712475346063;  # __x__________________ 
 x[  13] =                 3.035650952106482;  # ________x____________ 
 x[  14] =                 1.100000000000000;  # XL___________________ 
 x[  15] =                 1.350498194299928;  # _______________x_____ 
 x[  16] =                 1.094691285475327;  # ______________x______ 
 x[  17] =                 1.344639678649996;  # ______________x______