Dear forum,
By linear algebra, the choice of an (ordered) basis for a free module of finite rank m yields an isomorphism to Z^{1 x m}, the module whose entries are row matrices with m columns. In GAP, how to get matrices from the group algebra GroupRing(GF(2),CyclicGroup(3)) Regards, Alper _______________________________________________ Forum mailing list Forum@mail.gap-system.org http://mail.gap-system.org/mailman/listinfo/forum