/* www-ATLAS of Group Representations. A6 represented as 4 x 4 matrices over GF(3). */ F:=GF(3); x:=CambridgeMatrix(1,F,4,[ "0100", "1000", "0001", "0010"]); y:=CambridgeMatrix(1,F,4,[ "2100", "0010", "0200", "0112"]); G:=MatrixGroup<4,F|x,y>; print "Group G is A6 < GL(4,GF(3))";