let split_on_char sep s =
  let r = ref [] in
  let j = ref (String.length s) in
  for i = String.length s - 1 downto 0 do
    if String.unsafe_get s i = sep then begin
      r := String.sub s (i + 1) (!j - i - 1) :: !r;
      j := i
    end
  done;
  String.sub s 0 !j :: !r;;

let () =
  let raw = split_on_char ' ' (read_line ()) |> List.map int_of_string in
  let n = abs (List.nth raw 0) in
  let k = List.nth raw 1 in
  let t = List.nth raw 2 in
  (if (k * t) >= n then "Yes" else "No") |> print_string;
  print_newline ();;