diff --git a/src/main/java/src/TasksFrame.java b/src/main/java/src/TasksFrame.java
index eeff70c..400f4e8 100644
--- a/src/main/java/src/TasksFrame.java
+++ b/src/main/java/src/TasksFrame.java
@@ -79,7 +79,7 @@ public class TasksFrame extends JFrame {
 
         setup5ModList(1, 20);
 
-        setupLeibnizR(1000);
+        setupPI(100000);
 
         setupEulerschePhiFunk();
 
@@ -822,16 +822,16 @@ public class TasksFrame extends JFrame {
         return mods;
     }
 
-    public double setupLeibnizR(int t) {
+    public double setupPI(int t) {
         double sum=0;
         for(int i=0;i<t;i++){
             sum += Math.pow(-1,i)/((2*i)+1);
         }
-        JPanel jPanel = setupPanel("Leibniz F. von 0 bis" + t);
+        JPanel jPanel = setupPanel("Zahl Pi, berechnet mit Hilfe von Leibniz F. von 0 bis" + t);
 
         JLabel summe = new JLabel();
         summe.setVisible(true);
-        summe.setText(String.valueOf(sum));
+        summe.setText(String.valueOf(sum*4));
         summe.setBounds(10,50,100,30);
 
         jPanel.add(summe);
diff --git a/src/test/java/src/TasksFrameTest.java b/src/test/java/src/TasksFrameTest.java
index e1b47cc..ef99a85 100644
--- a/src/test/java/src/TasksFrameTest.java
+++ b/src/test/java/src/TasksFrameTest.java
@@ -9,8 +9,8 @@ class TasksFrameTest {
     @Test
     void setupLeibnizR() {
         TasksFrame tasksFrame = new TasksFrame();
-        double x = tasksFrame.setupLeibnizR(100000);
-        assertEquals(Math.PI/4, x, 0.00001, "Die Werte sind unterschiedlich. Soll: 0.785 Ist:" +x);
+        double x = tasksFrame.setupPI(100000);
+        assertEquals(Math.PI, x*4, 0.0001, "Die Werte sind unterschiedlich. Soll: 0.785 Ist:" +x*4);
     }
 
     @Test