-
- // types
-public:
- /** Type of symmetry of the object with respect to commutation of its indices. */
- typedef enum {
- unknown, /**< symmetry properties unknown */
- symmetric, /**< totally symmetric */
- antisymmetric, /**< totally antisymmetric */
- mixed /**< mixed symmetry (unimplemented) */
- } symmetry_type;
+ friend bool reposition_dummy_indices(ex & e, exvector & variant_dummy_indices, exvector & moved_indices);