/* www-ATLAS of Group Representations. L2(19) represented as 19 x 19 matrices over GF(3). */ F:=GF(3); x:=CambridgeMatrix(1,F,19,[ "0100000000000000000", "1000000000000000000", "0001000000000000000", "0010000000000000000", "0000010000000000000", "0000100000000000000", "0000000010000000000", "0000000001000000000", "0000001000000000000", "0000000100000000000", "0000000000000100000", "0000000000000010000", "0000000000000000100", "0000000000100000000", "0000000000010000000", "0000000000000000001", "0000000000001000000", "2222222222222222222", "0000000000000001000"]); y:=CambridgeMatrix(1,F,19,[ "0100000000000000000", "0010000000000000000", "1000000000000000000", "0000100000000000000", "0000001000000000000", "0000000100000000000", "0001000000000000000", "0000000000100000000", "0000000000010000000", "0000000000001000000", "0000010000000000000", "0000000000000001000", "0000000000000000010", "0000000000000100000", "0000000000000010000", "0000000010000000000", "2222222222222222222", "0000000001000000000", "0000000000000000100"]); G:=MatrixGroup<19,F|x,y>; print "Group G is L2(19) < GL(19,GF(3))";