[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

maths/lu_decomposition.py

@@ -13,7 +13,6 @@
 Reference: https://en.wikipedia.org/wiki/LU_decomposition
 """
 
-
 Matrix = list[list[float]]
 
 
@@ -100,8 +99,7 @@ def lu_decomposition(
         # Check for zero pivot
         if upper[k][k] == 0:
             raise ValueError(
-                "Zero pivot encountered. "
-                "Matrix may be singular or require pivoting."
+                "Zero pivot encountered. Matrix may be singular or require pivoting."
             )
 
         # Compute the k-th column of L