.. _model-adapted_basis-truth_model_pointer-rotation_method-unranked: """""""" unranked """""""" Use the unranked method to obtain the rotation matrix .. toctree:: :hidden: :maxdepth: 1 **Specification** - *Alias:* None - *Arguments:* None **Description** In this case the construction of the second to last rows of the rotation matrix is performed by using the value 1 in the diagonal terms and zeros elsewhere.