import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 *
 * @author test
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    }

    static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    }
}
 import java.io.OutputStream; OutputStream java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.PrintWriter; PrintWriter java.io import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    }

    static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    }
} Main public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    } main {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    } InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out Scanner in = new Scanner(inputStream); in new Scanner(inputStream) PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) abc177_a solver = new abc177_a(); solver new abc177_a() solver.solve(1, in, out) solver.solve solver 1 in out out.close() out.close out String[] args args static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    } abc177_a public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        } solve {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        } int D = in.nextInt(); D in.nextInt() in.nextInt in int T = in.nextInt(); T in.nextInt() in.nextInt in int S = in.nextInt(); S in.nextInt() in.nextInt in if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            } ((D / S) + (D % S == 0 ? 0 : 1)) <= T ((D / S) + (D % S == 0 ? 0 : 1)) (D / S) D S (D % S == 0 ? 0 : 1) D % S == 0 D % S D S 0 0 1 T {
                out.println("Yes");
            } out.println("Yes") out.println out "Yes" {
                out.println("No");
            } out.println("No") out.println out "No" int testNumber testNumber Scanner in in PrintWriter out out public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    }

    static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    }
} public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    }

    static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    }
} Main
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 *
 * @author test
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        abc177_a solver = new abc177_a();
        solver.solve(1, in, out);
        out.close();
    }

    static class abc177_a {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            int D = in.nextInt();
            int T = in.nextInt();
            int S = in.nextInt();

            if (((D / S) + (D % S == 0 ? 0 : 1)) <= T) {
                out.println("Yes");
            } else {
                out.println("No");
            }
        }

    }
}

