Moved least square fitting to session 4; removed vander function.
0. 0.
0.25 0.47775
0.5 0.931
0.75 1.35975
1. 1.764
1.25 2.14375
1.5 2.499
1.75 2.82975
2. 3.136
2.25 3.41775
2.5 3.675
2.75 3.90775
3. 4.116
3.25 4.29975
3.5 4.459
3.75 4.59375
4. 4.704
4.25 4.78975
4.5 4.851
4.75 4.88775
5. 4.9
5.25 4.88775
5.5 4.851
5.75 4.78975
6. 4.704
6.25 4.59375
6.5 4.459
6.75 4.29975
7. 4.116
7.25 3.90775
7.5 3.675
7.75 3.41775
8. 3.136
8.25 2.82975
8.5 2.499
8.75 2.14375
9. 1.764
9.25 1.35975
9.5 0.931
9.75 0.47775
10. 0.