open Printf
open Scanf

let num () = scanf "%d\n" (fun x -> x)
let num2 () = scanf "%d %d\n" (fun x y -> (x, y))
let num3 () = scanf "%d %d %d\n" (fun x y z -> (x, y, z))

let () =
  let (d, t, s) = num3 () in
  if s * t >= d then
    printf "Yes\n"
  else
    printf "No\n"

