diff --git a/uebung_05/exercise_03/: b/uebung_05/exercise_03/:
deleted file mode 100644
index 5c4e9eb..0000000
--- a/uebung_05/exercise_03/:
+++ /dev/null
@@ -1,65 +0,0 @@
-import math
-
-class Point:
-    __x__ = 0.0
-    __y__ = 0.0
-
-    def __init__(self, x = 0.0, y = 0.0):
-        self.__x__ = x
-        self.__y__ = y
-
-    def __str__(self):
-        return f"({self.__x__:.3f},{self.__y__:.3f})"
-
-    def __neg__(self):
-        return Point(-self.__x__, -self.__y__)
-
-    def __add__(self, other):
-        x = 0.0
-        y = 0.0
-
-        if isinstance(other, Point):
-            return Point(self.__x__ + other.__x__, self.__y__ + other.__y__)
-        elif isinstance(other, int) or isinstance(other, float):
-            return Point(self.__x__ + other, self.__y__ + other)
-        else:
-            raise ValueError("Operand must be Point, int or float.")
-
-    def __radd__(self, other):
-        return self + other
-
-    def __sub__(self, other):
-        if isinstance(other, Point) or isinstance(other, int) or isinstance(other, float):
-            return self + (-other)
-        else:
-            raise ValueError("Operand must be Point, int or float.")
-
-    def __rsub__(self, other):
-        return self - other
-
-    def __mul__(self, other):
-        if isinstance(other, Point):
-            return Point(self.__x__ * other.__x__, self.__x__ * other.__y__)
-        elif isinstance(other, int) or isinstance(other, float):
-            return Point(self.__x__ * other, self.__x__ * other)
-        else:
-            raise ValueError("Operand must be Point, int or float.")
-
-    def __rmul__(self, other):
-        return self * other
-
-    def rot(self, degree):
-        x =  math.cos(degree) * self.__x__ + math.sin(degree) * self.__y__
-        y =  -math.sin(degree) * self.__x__ + math.cos(degree) * self.__y__
-        return Point(x, y)
-
-    def get_x(self):
-        return self.__x__
-
-    def get_y(self):
-        return self.__y__
-
-p1 = Point()
-p2 = Point(1, 1)
-
-print(p2.rot(math.pi * 2))