On some classes of linear codes over Z2Z4 and their covering radii
Karima Chatouh, Kenza Guenda, Thomas Aaron Gulliver, Lemnouar Noui · 2017
In this paper, we define the simplex and MacDonald codes of types α and β over Z2Z4. We also examine the covering radii of these codes. Further, we study the binary images of these codes and prove that the binary image of the simplex codes of type α meets the Gilbert bound.