import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int D = sc.nextInt();
        int T = sc.nextInt();
        int S = sc.nextInt();

        int min = D / S;


        if (min < T) {
            System.out.println("Yes");
        } else if (min == T) {

            if (D % S == 0) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        } else {
            System.out.println("No");
        }
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz