diff --git a/src/de/dhbwstuttgart/core/JavaTXCompiler.java b/src/de/dhbwstuttgart/core/JavaTXCompiler.java
index 8d381e37..9a66543a 100644
--- a/src/de/dhbwstuttgart/core/JavaTXCompiler.java
+++ b/src/de/dhbwstuttgart/core/JavaTXCompiler.java
@@ -103,7 +103,7 @@ public class JavaTXCompiler {
             System.out.println(xConsSet);
             Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
             System.out.println("RESULT: " + result.size());
-            //results.addAll(result);
+            results.addAll(result);
         }
         return results.stream().map((unifyPairs ->
                 new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
diff --git a/src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java b/src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
index e51679e2..31f79b1b 100644
--- a/src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
+++ b/src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
@@ -156,15 +156,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
 			topLevelSets.add(flat);
 		}
 		
+		
+		Set<Set<UnifyPair>> setToFlatten = topLevelSets.stream().map(x -> x.iterator().next()).collect(Collectors.toCollection(HashSet::new));
 		// Cartesian product over all (up to 10) top level sets 
-		Set<Set<Set<UnifyPair>>> eqPrimeSet = setOps.cartesianProduct(topLevelSets)
-				.stream().map(x -> new HashSet<>(x))
-				.collect(Collectors.toCollection(HashSet::new));
+		//Set<Set<Set<UnifyPair>>> eqPrimeSet = setOps.cartesianProduct(topLevelSets)
+				//.stream().map(x -> new HashSet<>(x))
+				//.collect(Collectors.toCollection(HashSet::new));
 
 		Set<Set<UnifyPair>> eqPrimePrimeSet = new HashSet<>();
 		
 		Set<TypeUnifyTask> forks = new HashSet<>();
-		for(Set<Set<UnifyPair>> setToFlatten : eqPrimeSet) {
+		//for(Set<Set<UnifyPair>> setToFlatten : eqPrimeSet) {
 			// Flatten the cartesian product
 			Set<UnifyPair> eqPrime = new HashSet<>();
 			setToFlatten.stream().forEach(x -> eqPrime.addAll(x));
@@ -208,7 +210,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
 				else 
 					eqPrimePrimeSet.addAll(unify(eqPrime, fc, false));
 			}
-		}
+		//}
 		
 		/*
 		 * 	Step 6 b) Build the union over everything.
diff --git a/test/javFiles/FC_Matrix.jav b/test/javFiles/FC_Matrix.jav
new file mode 100644
index 00000000..75ead472
--- /dev/null
+++ b/test/javFiles/FC_Matrix.jav
@@ -0,0 +1,10 @@
+import java.util.Vector;
+
+class Matrix extends Vector<Vector<Integer>> {
+ 
+ methode(m) {
+ 	m.add(1);
+    Matrix i;
+    methode(i);
+ }
+ }
diff --git a/test/javFiles/Matrix.jav b/test/javFiles/Matrix.jav
index aa8966c9..e1183535 100644
--- a/test/javFiles/Matrix.jav
+++ b/test/javFiles/Matrix.jav
@@ -6,21 +6,21 @@ class Matrix extends Vector<Vector<Integer>> {
     mul(m) {
         var ret = new Matrix();
         var i = 0;
-        //while(i < size()) {
+        while(i < size()) {
             var v1 = this.elementAt(i);
-            //var v2 = new Vector<Integer>();
-            //var j = 0;
-            //while(j < v1.size()) {
-                //var erg = 0;
-                //var k = 0;
-                //while(k < v1.size()) {
-                    //erg = erg + v1.elementAt(k)
-                    //         * m.elementAt(k).elementAt(j);
-                    //k++; }
-                //v2.addElement(new Integer(erg));
-                //j++; }
-            //ret.addElement(v2);
-            //i++; }
+            var v2 = new Vector<Integer>();
+            var j = 0;
+            while(j < v1.size()) {
+                var erg = 0;
+                var k = 0;
+                while(k < v1.size()) {
+                    erg = erg + v1.elementAt(k)
+                             * m.elementAt(k).elementAt(j);
+                    k++; }
+                v2.addElement(new Integer(erg));
+                j++; }
+            ret.addElement(v2);
+            i++; }
         return ret;
     }
 }
diff --git a/test/typeinference/FiniteClosureTest_Matrix.java b/test/typeinference/FiniteClosureTest_Matrix.java
new file mode 100644
index 00000000..59a1b478
--- /dev/null
+++ b/test/typeinference/FiniteClosureTest_Matrix.java
@@ -0,0 +1,9 @@
+package typeinference;
+
+import java.io.File;
+
+public class FiniteClosureTest_Matrix extends JavaTXCompilerTest{
+    public FiniteClosureTest_Matrix() {
+        this.fileToTest = new File(rootDirectory+"FC_Matrix.jav");
+    }
+}
\ No newline at end of file