$ (-56.298 -19.186 5.700)
2
 $ (_56.298 _19.186 5.700)
3
That's why!
Bo
 

    Den 10:52 tirsdag den 5. juli 2016 skrev Papp Erik Tamás 
<papp.e...@ybl.szie.hu>:
 
 

  
Dear Forum!
 
Can someone give me a little help to calculate centrobaric coordinates?
Still my solution works well, but something become wrong.

  NB. load a list of coordinates from file
  load'I:\FKJL.run'
  
  NB. list of coordinates file XYZ
  >FKJ
1    -91.406    53.344    8.320
2    -91.297    53.222    0.916
3    -60.158    24.280    8.948
4    -60.135    24.278    1.521
5    -56.298    -19.186    5.700
6    -13.269    -2.677    -1.444
7      -4.666    17.245    -1.605
8    -49.939    14.297    27.119
9    -52.769    11.523    25.906
10    -72.929    -8.630    27.146
11    -46.500    -30.291    23.078
12    -52.581    -22.934    5.676
13    -58.972    -17.511    18.862
14    -55.429    -26.155    23.077
15    -55.313    -26.131    23.039
16    -63.467    27.962    26.981
17    -57.673    22.069    25.782
18    -49.687    14.083    -3.666
  
  NB. compute centrobaric coordinates
  AS=:(".AKJ)-"1 RA=:(+/%#)".AKJ=:>,5}."1&.>,.FKJ  
  
  AKJ NB. list of coordinates without point number
 -91.406    53.344    8.320
 -91.297    53.222    0.916
 -60.158    24.280    8.948
 -60.135    24.278    1.521
 -56.298    -19.186    5.700
 -13.269    -2.677    -1.444
  -4.666    17.245    -1.605
 -49.939    14.297    27.119
 -52.769    11.523    25.906
 -72.929    -8.630    27.146
 -46.500    -30.291    23.078
 -52.581    -22.934    5.676
 -58.972    -17.511    18.862
 -55.429    -26.155    23.077
 -55.313    -26.131    23.039
 -63.467    27.962    26.981
 -57.673    22.069    25.782
 -49.687    14.083    -3.666
  
  RA NB. XYZ coordinates of center of gravity
_46.396999999999998 _29.359777777777779 _6.9718333333333327
  
  AS NB. list of centrobaric coordinates = AKJ - RA
_45.009000000000007 _23.984222222222222 _1.3481666666666676
_44.899999999999999 _23.862222222222222  6.0558333333333323
_13.761000000000003  5.0797777777777782 _1.9761666666666677
            _13.738  5.0817777777777806  5.4508333333333328
 9.2849999999999966  _21.23822222222222  6.9718333333333327
 34.360999999999997  29.359777777777779  6.9718333333333327
 43.335999999999999  13.719777777777779  6.9718333333333327
_3.5420000000000016  15.062777777777779 _20.147166666666667
_6.3719999999999999  17.83677777777778 _18.934166666666666
_17.902000000000008 _16.423222222222222  6.9718333333333327
 30.187999999999999  5.9377777777777787  6.9718333333333327
 16.749999999999996 _17.545222222222222  6.9718333333333327
 4.9359999999999999  _10.75022222222222  6.9718333333333327
 17.122999999999998 _2.9922222222222246  6.9718333333333327
 17.214999999999996 _2.9142222222222216  6.9718333333333327
            _17.07  1.3977777777777796 _20.009166666666669
_11.276000000000003  7.2907777777777802 _18.810166666666667
0.37599999999999767  18.942777777777778  6.9718333333333327
  
  NB. wrong results, program running without error massage
  
  NB. check by hand calculation - lenght error
  (-91.406    53.344    8.320) - RA
_45.009000000000007 _23.984222222222222 _1.3481666666666676
  (-91.297    53.222    0.916) - RA
_44.899999999999999 _23.862222222222222 6.0558333333333323
  (-60.158    24.280    8.948) - RA
_13.761000000000003 5.0797777777777782 _1.9761666666666677
  (-60.135    24.278    1.521) - RA
_13.738 5.0817777777777806 5.4508333333333328
  (-56.298    -19.186    5.700) - RA
|length error
|  (-56.298000000000002-19.186 5.7000000000000002)    -RA
  
  
  $AKJ NB. string
18 29
  
  $RA
3
  
  $AS
18 3
  
  ".AKJ NB. do numbers from string ??? wrong
_91.406000000000006 _53.344000000000001  _8.3200000000000003
_91.296999999999997 _53.222000000000001 _0.91600000000000004
_60.158000000000001 _24.280000000000001  _8.9480000000000004
_60.134999999999998 _24.277999999999999  _1.5209999999999999
_37.112000000000002 _50.597999999999999                    0
            _12.036                  0                    0
_3.0610000000000004 _15.640000000000001                    0
            _49.939 _14.297000000000001              _27.119
_52.768999999999998            _11.523  _25.905999999999999
_64.299000000000007 _45.783000000000001                    0
            _16.209 _23.422000000000001                    0
_29.647000000000002 _46.905000000000001                    0
_41.460999999999999 _40.109999999999999                    0
_29.274000000000001 _32.352000000000004                    0
_29.182000000000002 _32.274000000000001                    0
_63.466999999999999            _27.962  _26.981000000000002
_57.673000000000002 _22.068999999999999              _25.782
_46.021000000000001            _10.417                    0
  
  As you can see when I try to convert a string to number, its not working.
 
Thank you in advance for your kind help.
 
Best regards,
 
Erik
 
papp.e...@ybl.szie.hu
 
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