18 9 4

1 3 10.0
1 4 20.0
2 3 30.0
2 4 40.0

1 5 5.0 1.5e-5 5.0
1 6 6.0 2.746582e-6 5.0
2 5 3.0 5.997501e-8 5.0
2 6 9.0 2.572016e-6 5.0
5 6 1.0 4.8e-9 5.0
5 7 5.0 3.84e-7 5.0
5 9 2.0 3.998334e-8 5.0
6 5 1.0 4.8e-9 5.0
6 8 5.0 3.84e-7 5.0
6 9 2.0 3.998334e-8 5.0
7 3 3.0 2.304e-7 5.0
7 4 6.0 5.425347e-7 5.0
7 8 1.0 4.8e-9 5.0
8 3 8.0 1.037416e-7 5.0
8 4 6.0 5.265004e-8 5.0
8 7 1.0 4.8e-9 5.0
9 7 2.0 3.998334e-8 5.0
9 8 2.0 1.536e-7 5.0

Barton och Hearn (1979)

Basta UBD: 1453.1522234896 (D.S.D.-quad)
Basta LBD: 1453.1522199858 (D.S.D.-quad)