Music.Theory.Array.Direction
type LOC n
type VEC n
vector_add
vector_sub
vector_sum
apply_vec
segment_vec
derive_vec
unfold_path
type DIRECTION_S
is_direction
type DIRECTION_C
direction_char_to_vector_tbl
direction_char_to_vector
direction_to_vector
vector_to_direction_char
dir_seq_to_cell_seq