import java.util.*;

public class Main{
	public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	}
} import java.util.*; util.* java public class Main{
	public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	}
} Main public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	} main {
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	} Scanner ob = new Scanner(System.in); ob new Scanner(System.in) int D = ob.nextInt(); D ob.nextInt() ob.nextInt ob int T = ob.nextInt(); T ob.nextInt() ob.nextInt ob int S = ob.nextInt(); S ob.nextInt() ob.nextInt ob int sum = 0; sum 0 for(int i = 1; i <= T; i++){
			sum += S;
		} int i = 1; int i = 1; i 1 i <= T i T i++ i++ i {
			sum += S;
		} {
			sum += S;
		} sum += S sum S System.out.println((sum < D) ? "No" : "Yes") System.out.println System.out System System.out (sum < D) ? "No" : "Yes" (sum < D) sum D "No" "Yes" ob.close() ob.close ob String args[] args public class Main{
	public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	}
} public class Main{
	public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	}
} Main
import java.util.*;

public class Main{
	public static void main(String args[]){
		
		Scanner ob = new Scanner(System.in);
		int D = ob.nextInt();
		int T = ob.nextInt();
		int S = ob.nextInt();
		int sum = 0;

		for(int i = 1; i <= T; i++){
			sum += S;
		}

		System.out.println((sum < D) ? "No" : "Yes");
		
		ob.close();
	}
}
