On the classification of ${\mathbb{Z}}_4$-codes

Makoto Araya, Masaaki Harada, Hiroki Ito +1

In this note, we study the classification of ${\mathbb{Z}}_4$-codes. For some special cases $(k_1,k_2)$, by hand, we give a classification of ${\mathbb{Z}}_4$-codes of length $n$ and t…