__isl_give isl_basic_map *isl_basic_map_remove_dims(
__isl_take isl_basic_map *bmap,
enum isl_dim_type type, unsigned first, unsigned n);
+__isl_give isl_basic_map *isl_basic_map_eliminate(
+ __isl_take isl_basic_map *bmap,
+ enum isl_dim_type type, unsigned first, unsigned n);
__isl_give isl_basic_map *isl_basic_map_from_basic_set(
__isl_take isl_basic_set *bset, __isl_take isl_space *dim);
struct isl_basic_set *isl_basic_set_from_basic_map(struct isl_basic_map *bmap);