javax.swing.JRadioButton luButton
javax.swing.JRadioButton ruButton
javax.swing.JRadioButton roButton
javax.swing.JRadioButton loButton
javax.swing.JRadioButton daButton
javax.swing.ButtonGroup EckenGroup
javax.swing.JPanel EckenPanel
javax.swing.JPanel ErgebnisPanel
javax.swing.JTextField Ergebnis
javax.swing.JLabel lbl