5.1. constraints commands

constraints(constraintType, *constraintArgs)

This command is used to construct the ConstraintHandler object. The ConstraintHandler object determines how the constraint equations are enforced in the analysis. Constraint equations enforce a specified value for a DOF, or a relationship between DOFs.

constraintType (str)

constraints type

constraintArgs (list)

a list of constraints arguments

The following contain information about available constraintType:

  1. Plain Constraints

  2. Lagrange Multipliers

  3. Penalty Method

  4. Transformation Method