/* www-ATLAS of Group Representations. 2.M12.2 represented as 10 x 10 matrices over GF(25). */ F:=GF(25); x:=CambridgeMatrix(3,F,10,\[ 0,4,0,0,0,0,0,0,0,0, 4,0,0,0,0,0,0,0,0,0, 0,0,0,4,0,0,0,0,0,0, 0,0,4,0,0,0,0,0,0,0, 0,0,0,0,0,4,0,0,0,0, 0,0,0,0,4,0,0,0,0,0, 0,0,0,0,0,0,0,0,4,0, 0,0,0,0,0,0,0,0,0,4, 0,0,0,0,0,0,4,0,0,0, 0,0,0,0,0,0,0,4,0,0]); y:=CambridgeMatrix(3,F,10,\[ 0,0,1,0,0,0,0,0,0,0, 14,4,4,0,0,0,0,0,0,0, 12,13,1,0,0,0,0,0,0,0, 0,0,0,0,1,0,0,0,0,0, 0,0,0,0,0,0,1,0,0,0, 0,0,0,0,0,0,0,1,0,0, 0,0,0,1,0,0,0,0,0,0, 24,24,0,12,22,2,21,8,15,1, 24,20,14,5,2,0,23,10,17,22, 20,14,12,18,20,15,17,13,19,6]); G:=MatrixGroup<10,F|x,y>; print "Group G is 2.M12.2 < GL(10,GF(25))";