Linear and cyclic codes;
Cyclotomic classes;
Decomposition of ideals in semi-simple algebras;
D O I:
10.47974/JDMSC-1569
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
In this paper, we compute the maximal and minimal codes of length 2p over finite fields F-q with p and q are distinct odd primes and phi(p) = p - 1 is the multiplicative order of q modulo 2p. We show that, every cyclic code is a direct sum of minimal cyclic codes.