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Pyupgrade to Python 3.9 (#4718)

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* Pyupgrade to Python 3.9

* updating DIRECTORY.md

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Christian Clauss
2021-09-07 13:37:03 +02:00
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parent 5d5831bdd0
commit cecf43d648
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arithmetic_analysis/lu_decomposition.py
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@ -3,12 +3,12 @@
Reference:
- https://en.wikipedia.org/wiki/LU_decomposition
"""
from typing import Tuple
from __future__ import annotations
import numpy as np
def lower_upper_decomposition(table: np.ndarray) -> Tuple[np.ndarray, np.ndarray]:
def lower_upper_decomposition(table: np.ndarray) -> tuple[np.ndarray, np.ndarray]:
"""Lower-Upper (LU) Decomposition
Example: