sentences:  Julia has the codice_3 function as well.In Python NumPy arrays implement the 'flatten' method, while in R the desired effect can be achieved via the codice_6 or codice_7 functions.In R, function codice_8 of package 'ks' allows vectorization and function codice_9 implemented in both packages 'ks' and 'sn' allows half-vectorization.