/* www-ATLAS of Group Representations. U5(3) represented as 20 x 20 matrices over GF(3). */ F:=GF(3); x:=CambridgeMatrix(1,F,20,[ "01000000000000000000", "22000000000000000000", "00001000000000000000", "00000100000000000000", "00202000000000000000", "00020200000000000000", "00000000010000000000", "00000000001000000000", "00000000100000000000", "00000020020000000000", "00000002002000000000", "00000000000000100000", "12000002001010000000", "12221110020101200000", "00000000000200200000", "21221111022000010000", "21122120010200101000", "00000000000000000100", "00112210020100200010", "00102010020000000001"]); y:=CambridgeMatrix(1,F,20,[ "00100000000000000000", "00010000000000000000", "02000000000000000000", "00000010000000000000", "00000001000000000000", "00000000100000000000", "20000000000000000000", "00000000000100000000", "00000020020000000000", "00000000000010000000", "00000000000001000000", "00000000000000010000", "00000000000000001000", "02000120000000110000", "00000000000000000100", "00000000000000000010", "02000200000000000000", "00000000000000000001", "00001000000000000000", "11000002001010000000"]); G:=MatrixGroup<20,F|x,y>; print "Group G is U5(3) < GL(20,GF(3))";