A symmetrized MacWilliams identity of Zk-linear code
Zhu Shixin
Dept. of Applied Mathematics Hefei University of Technology Hefei 230009 China;State Key Lab of Info. Security Graduate School of Academia Sinica Beijing 100039 China
Abstract A symmetrized weight enumerator of Zk-linear code is defined in this paper. By using discreate Hadamard transform, a symmetrized MacWilliams identity between Zk-linear code and its dual code is given.