/* www-ATLAS of Group Representations. L2(16) represented as 2 x 2 matrices over GF(16). */ F:=GF(16); x:=CambridgeMatrix(3,F,2,\[ 0,2, 9,0]); y:=CambridgeMatrix(3,F,2,\[ 0,1, 1,1]); G:=MatrixGroup<2,F|x,y>; print "Group G is L2(16) < GL(2,GF(16))";