Embed3D The Embed3D constraint implements the embedded constraint in 3D space via multiplier method. Syntax Text Only1 2 3 4constraint Embed3D (1) (2) (3) # (1) int, unique constraint tag # (2) int, host element tag # (3) int, embedded node tag Remarks The Embed3D constraint is only implemented with linear formulation. Currently, the following host element types are supported: C3D8 and C3D20.