| Matrix or Vector | Shape Functions | Integration Point Locations |
|---|---|---|
| Stiffness Matrix | W = C1 + C2 x | 2 |
The CONTA171 description is the same as for CONTA174 - 3D 8-Node Surface-to-Surface Contact except that it is 2D and there are no midside nodes.
| Matrix or Vector | Shape Functions | Integration Point Locations |
|---|---|---|
| Stiffness Matrix | W = C1 + C2 x | 2 |
The CONTA171 description is the same as for CONTA174 - 3D 8-Node Surface-to-Surface Contact except that it is 2D and there are no midside nodes.