=== Piecewise constant (stepwise changing) area function ===
position_cm  area_cm2  perimeter_cm  articulator
0  0.67167  2.94937  N
0.432918  0.67167  2.94937  N
0.432918  0.550628  2.66753  N
0.865837  0.550628  2.66753  N
0.865837  0.448305  2.43283  N
1.29875  0.448305  2.43283  N
1.29875  0.369802  2.25809  N
1.73167  0.369802  2.25809  N
1.73167  0.33932  2.19259  N
2.16459  0.33932  2.19259  N
2.16459  1.5395  5.68549  N
2.59751  1.5395  5.68549  N
2.59751  4.79401  8.34907  N
3.03043  4.79401  8.34907  N
3.03043  4.95783  8.74769  N
3.46335  4.95783  8.74769  N
3.46335  5.09216  10.2064  N
3.89626  5.09216  10.2064  N
3.89626  4.47857  9.47771  N
4.32918  4.47857  9.47771  N
4.32918  4.36984  9.18542  N
4.7621  4.36984  9.18542  N
4.7621  4.46069  8.54226  N
5.19502  4.46069  8.54226  N
5.19502  4.94993  8.55454  T
5.62794  4.94993  8.55454  T
5.62794  5.05116  8.75642  T
6.06086  5.05116  8.75642  T
6.06086  5.07541  8.81517  T
6.49377  5.07541  8.81517  T
6.49377  5.11407  8.97666  T
6.92669  5.11407  8.97666  T
6.92669  3.67554  7.7201  T
7.46034  3.67554  7.7201  T
7.46034  3.09386  7.16099  T
7.97223  3.09386  7.16099  T
7.97223  2.36802  6.29926  T
8.46331  2.36802  6.29926  T
8.46331  1.83877  5.70482  T
8.93453  1.83877  5.70482  T
8.93453  1.40058  5.18401  T
9.38683  1.40058  5.18401  T
9.38683  0.956768  4.27425  T
9.82116  0.956768  4.27425  T
9.82116  0.76281  3.97887  T
10.2385  0.76281  3.97887  T
10.2385  0.671209  3.92427  T
10.6397  0.671209  3.92427  T
10.6397  0.62804  3.92485  T
11.0258  0.62804  3.92485  T
11.0258  0.594578  3.80571  T
11.3977  0.594578  3.80571  T
11.3977  0.602092  3.81384  T
11.7563  0.602092  3.81384  T
11.7563  0.669345  4.03727  T
12.1027  0.669345  4.03727  T
12.1027  0.668684  4.03719  T
12.4377  0.668684  4.03719  T
12.4377  0.546598  3.87465  T
12.7623  0.546598  3.87465  T
12.7623  0.427886  3.37845  T
13.0774  0.427886  3.37845  T
13.0774  0.417188  3.32059  T
13.3841  0.417188  3.32059  T
13.3841  0.466022  3.77115  T
13.6831  0.466022  3.77115  T
13.6831  0.570863  4.51858  T
13.9756  0.570863  4.51858  T
13.9756  0.825738  5.2193  T
14.2623  0.825738  5.2193  T
14.2623  0.978603  5.31819  T
14.5444  0.978603  5.31819  T
14.5444  1.17448  5.59328  T
14.8226  1.17448  5.59328  T
14.8226  1.01078  5.4957  I
15.098  1.01078  5.4957  I
15.098  1.31882  7.65045  L
15.3716  1.31882  7.65045  L
15.3716  2.47919  7.6349  L
15.6441  2.47919  7.6349  L

