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Netzqualität_Genauigkeit.py

@@ -2,15 +2,19 @@ from dataclasses import dataclass
 from typing import Sequence, List, Dict
 import sympy as sp
 import numpy as np
-import decimal as dec
+from decimal import Decimal
 import matplotlib.pyplot as plt
 
 
 @dataclass
 class Genauigkeitsmaße:
+    def __init__(self):
+        pass
 
+    @staticmethod
     def s0apost(v, P, r):
-        s0apost = (dec((v.T * P * v)[0, 0]) / r) ** 0.5
+        vv = (v.T * P * v)[0, 0]
+        s0apost = (Decimal(str(vv)) / Decimal(r)) ** Decimal("0.5")
         return s0apost