/* www-ATLAS of Group Representations. A9 represented as 8 x 8 matrices over GF(5). */ F:=GF(5); x:=CambridgeMatrix(1,F,8,[ "01000000", "00100000", "10000000", "00010000", "00001000", "00000100", "00000010", "00000001"]); y:=CambridgeMatrix(1,F,8,[ "10000000", "01000000", "00010000", "00001000", "00000100", "00000010", "00000001", "44444444"]); G:=MatrixGroup<8,F|x,y>; print "Group G is A9 < GL(8,GF(5))";