trsf_sixbysix

module opensg.utils.beamdyn_trans

opensg.utils.beamdyn_trans.trsf_sixbysix(M, T)

Transform six-by-six compliance/stiffness matrix. change of reference frame in engineering (or Voigt) notation.

Parameters:

• M (np.ndarray) – 6x6 Siffness or Mass Matrix

• T (np.ndarray) – Transformation Matrix

Returns:

res (np.ndarray) – Transformed 6x6 matrix