import java.awt.*;

public class CMathematik extends Frame {
  CMathematik(String Caption) {
    super(Caption);

    Button Addition = new Button("Addition");

    add(Addition);
  }

  public static void main(String[] args) {
    CMathematik fenster = new CMathematik("Mathematik");

    fenster.pack();
    fenster.setVisible(true);
  }
}