Ansys Learning Forum › Forums › Discuss Simulation › General Mechanical › Dimensions of the mass and stiffness matrices exported from APDL › Reply To: Dimensions of the mass and stiffness matrices exported from APDL
April 8, 2024 at 3:54 pm
dlooman
Ansys Employee
Perhaps you could remove the constraints before writing the matrices? In a modal analysis it's common for the model to be unconstrained, so that shouldn't be an issue.