Update sharpy/structure/utils/lagrangeconstraints.py
@@ -188,7 +188,7 @@ def define_node_dof(MB_beam, node_body, num_node):
Define the position of the first degree of freedom associated to a certain node
Args:
- MB_beam(list): list of ``Beam``
+ MB_beam(list): list of :class:`~sharpy.structure.models.beam.Beam`
node_body(int): body to which the node belongs
num_node(int): number os the node within the body
