struct isl_mat *mat);
struct isl_set *isl_set_preimage(struct isl_set *set, struct isl_mat *mat);
+__isl_give isl_basic_set *isl_basic_set_transform_dims(
+ __isl_take isl_basic_set *bset, enum isl_dim_type type, unsigned first,
+ __isl_take isl_mat *trans);
+
isl_int *isl_set_wrap_facet(__isl_keep isl_set *set,
isl_int *facet, isl_int *ridge);