/* www-ATLAS of Group Representations. 2.A9 represented as 8 x 8 matrices over GF(7). */ F:=GF(7); x:=CambridgeMatrix(1,F,8,[ "01000000", "66000000", "00010000", "00660000", "00000100", "00006600", "00000001", "00000066"]); y:=CambridgeMatrix(1,F,8,[ "10000000", "00100000", "00001000", "66000010", "00000001", "00601100", "00066066", "00110600"]); G:=MatrixGroup<8,F|x,y>; print "Group G is 2.A9 < GL(8,GF(7))";