/* www-ATLAS of Group Representations. 4b.L3(4) represented as 4 x 4 matrices over GF(9). */ F:=GF(9); x:=CambridgeMatrix(1,F,4,[ "1000", "0010", "0100", "2772"]); y:=CambridgeMatrix(1,F,4,[ "0100", "0001", "5085", "4108"]); G:=MatrixGroup<4,F|x,y>; print "Group G is 4b.L3(4) < GL(4,GF(9))";