diff --git a/src/mycompiler/myclass/FormalParameter.java b/src/mycompiler/myclass/FormalParameter.java
index c3ef09f7..cef327a5 100755
--- a/src/mycompiler/myclass/FormalParameter.java
+++ b/src/mycompiler/myclass/FormalParameter.java
@@ -60,7 +60,7 @@ public class FormalParameter extends SyntaxTreeNode implements ITypeReplacementL
     
     @Override
 	public boolean equals(Object object) {
-		if(!super.equals(object))return false;
+		//if(!super.equals(object))return false; //Nicht die Position im SyntaxBaum prüfen.
 		if(!(object instanceof FormalParameter))return false;
 		FormalParameter equals = (FormalParameter)object;
 		if((this.type==null)!=(equals.type == null))return false;
diff --git a/src/mycompiler/mystatement/PostDecExpr.java b/src/mycompiler/mystatement/PostDecExpr.java
index 2e9a1094..91c0f37c 100755
--- a/src/mycompiler/mystatement/PostDecExpr.java
+++ b/src/mycompiler/mystatement/PostDecExpr.java
@@ -54,9 +54,6 @@ public class PostDecExpr extends UnaryExpr
         super(offset,variableLength);
     }
     // ino.end
-    // ino.attribute.expr.25994.declaration 
-    public Expr expr;
-    // ino.end
     // ino.attribute.parserlog.25997.declaration 
     protected static Logger parserlog = Logger.getLogger("parser");
     // ino.end
@@ -172,12 +169,6 @@ public class PostDecExpr extends UnaryExpr
     	expr.addOffsetsToExpression(localAssumption,NameVariable,isMemberVariable);
     }
 
-	@Override
-	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
 	@Override
 public JavaCodeResult printJavaCode(ResultSet resultSet) {
 		// TODO Auto-generated method stub
diff --git a/src/mycompiler/mystatement/PostIncExpr.java b/src/mycompiler/mystatement/PostIncExpr.java
index 69d520b5..c17300d0 100755
--- a/src/mycompiler/mystatement/PostIncExpr.java
+++ b/src/mycompiler/mystatement/PostIncExpr.java
@@ -60,9 +60,7 @@ public class PostIncExpr extends UnaryExpr
         super(offset,variableLength);
     }
     // ino.end
-    // ino.attribute.expr.26028.declaration 
-    public Expr expr;
-    // ino.end
+    
     // ino.attribute.parserlog.26031.declaration 
     protected static Logger parserlog = Logger.getLogger("parser");
     // ino.end
@@ -178,36 +176,6 @@ public class PostIncExpr extends UnaryExpr
     	expr.addOffsetsToExpression(localAssumption,NameVariable,isMemberVariable);
     }
 
-    private Vector<RefType> getNumericTypes(){
-    	Vector<RefType> ret = new Vector<>();
-    	ret.add(new RefType("Integer",-1));
-    	ret.add(new RefType("Long",-1));
-    	ret.add(new RefType("Double",-1));
-		return ret ;
-    }
-    
-	@Override
-	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
-		if(this.getType() == null)this.setType(TypePlaceholder.fresh(this));
-		ConstraintsSet ret = new ConstraintsSet();
-		OderConstraint oderConstraint = new OderConstraint();
-		ret.add(this.expr.TYPEExpr(assumptions));
-		for(RefType t : getNumericTypes()){
-			UndConstraint undConstraint = new UndConstraint();
-			undConstraint.addConstraint(this.getType(), t);
-			undConstraint.addConstraint(this.expr.getType(), t);
-			
-			oderConstraint.addConstraint(undConstraint);
-		}
-		ret.add(oderConstraint);
-		return ret;
-	}
-	
-	@Override
-	public ConstraintsSet TYPEStmt(TypeAssumptions assumptions) {
-		return this.TYPEExpr(assumptions);
-	}
-
 	@Override
 public JavaCodeResult printJavaCode(ResultSet resultSet) {
 		JavaCodeResult ret = new JavaCodeResult();
diff --git a/src/mycompiler/mystatement/PreDecExpr.java b/src/mycompiler/mystatement/PreDecExpr.java
index 0576c46d..5f0c0718 100755
--- a/src/mycompiler/mystatement/PreDecExpr.java
+++ b/src/mycompiler/mystatement/PreDecExpr.java
@@ -55,9 +55,6 @@ public class PreDecExpr extends UnaryExpr
     }
     // ino.end
     
-    // ino.attribute.expr.26062.declaration 
-    public Expr expr;
-    // ino.end
     // ino.attribute.parserlog.26065.declaration 
     protected static Logger parserlog = Logger.getLogger("parser");
     // ino.end
@@ -171,11 +168,7 @@ public class PreDecExpr extends UnaryExpr
     {
     	expr.addOffsetsToExpression(localAssumption,NameVariable,isMemberVariable);
     }
-	@Override
-	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
-		// TODO Auto-generated method stub
-		return null;
-	}
+	
 	@Override
 	public JavaCodeResult printJavaCode(ResultSet resultSet) {
 		// TODO Auto-generated method stub
diff --git a/src/mycompiler/mystatement/PreIncExpr.java b/src/mycompiler/mystatement/PreIncExpr.java
index 839b154f..de1e4de5 100755
--- a/src/mycompiler/mystatement/PreIncExpr.java
+++ b/src/mycompiler/mystatement/PreIncExpr.java
@@ -54,9 +54,6 @@ public class PreIncExpr extends UnaryExpr
         super(offset,variableLength);
     }
     // ino.end
-    // ino.attribute.expr.26096.declaration 
-    public Expr expr;
-    // ino.end
     // ino.attribute.parserlog.26099.declaration 
     protected static Logger parserlog = Logger.getLogger("parser");
     // ino.end
@@ -173,12 +170,6 @@ public class PreIncExpr extends UnaryExpr
     	expr.addOffsetsToExpression(localAssumption,NameVariable,isMemberVariable);
     }
 
-	@Override
-	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
 	@Override
 public JavaCodeResult printJavaCode(ResultSet resultSet) {
 		// TODO Auto-generated method stub
diff --git a/src/mycompiler/mystatement/UnaryExpr.java b/src/mycompiler/mystatement/UnaryExpr.java
index 6b990df1..86b32dd3 100755
--- a/src/mycompiler/mystatement/UnaryExpr.java
+++ b/src/mycompiler/mystatement/UnaryExpr.java
@@ -3,10 +3,17 @@ package mycompiler.mystatement;
 // ino.end
 // ino.module.UnaryExpr.8655.import 
 import java.util.Vector;
+
+import typinferenz.ConstraintsSet;
+import typinferenz.OderConstraint;
+import typinferenz.UndConstraint;
+import typinferenz.assumptions.TypeAssumptions;
 import mycompiler.mybytecode.ClassFile;
 import mycompiler.mybytecode.CodeAttribute;
 import mycompiler.myexception.JVMCodeException;
 // ino.end
+import mycompiler.mytype.RefType;
+import mycompiler.mytype.TypePlaceholder;
 
 
 
@@ -16,7 +23,9 @@ public abstract class UnaryExpr extends Expr
 // ino.end
 // ino.class.UnaryExpr.26298.body
 {
-    // ino.method.UnaryExpr.26302.definition 
+    public Expr expr;
+
+	// ino.method.UnaryExpr.26302.definition 
     public UnaryExpr(int offset,int variableLength)
     // ino.end
     // ino.method.UnaryExpr.26302.body 
@@ -29,5 +38,37 @@ public abstract class UnaryExpr extends Expr
     public abstract void codegen(ClassFile classfile, CodeAttribute code, Vector paralist)
     throws JVMCodeException;
     // ino.end
+
+    private Vector<RefType> getNumericTypes(){
+    	Vector<RefType> ret = new Vector<>();
+    	ret.add(new RefType("Integer",-1));
+    	ret.add(new RefType("Long",-1));
+    	ret.add(new RefType("Double",-1));
+		return ret ;
+    }
+    
+	@Override
+	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
+		if(this.getType() == null)this.setType(TypePlaceholder.fresh(this));
+		ConstraintsSet ret = new ConstraintsSet();
+		OderConstraint oderConstraint = new OderConstraint();
+		ret.add(this.expr.TYPEExpr(assumptions));
+		for(RefType t : getNumericTypes()){
+			UndConstraint undConstraint = new UndConstraint();
+			undConstraint.addConstraint(this.getType(), t);
+			undConstraint.addConstraint(this.expr.getType(), t);
+			
+			oderConstraint.addConstraint(undConstraint);
+		}
+		ret.add(oderConstraint);
+		return ret;
+	}
+	
+	@Override
+	public ConstraintsSet TYPEStmt(TypeAssumptions assumptions) {
+		return this.TYPEExpr(assumptions);
+	}
+
+    
 }
 // ino.end