Update logarithmic_series.py

Author: ArijitKD

maths/series/logarithmic_series.py

@@ -4,12 +4,12 @@
 """
 
 
-def logarithmic_series(x: float, n_terms: int = 5, expand: bool = False) -> list:
+def logarithmic_series(x_value: float, n_terms: int = 5, expand: bool = False) -> list:
     """
     Returns the logarithmic series for a number x (log x) upto n terms.
 
     Parameters:
-        x: a floating point number for log(x)
+        x_value: a floating point number for log(x)
         n_terms: number of terms to be computed
         expand: Set this flag to get the terms as real numbers,
                 unset for unsolved expressions
@@ -27,16 +27,16 @@ def logarithmic_series(x: float, n_terms: int = 5, expand: bool = False) -> list
         >>> logarithmic_series(3, expand=True)
         [2.0, -2.0, 2.6666666666666665, -4.0, 6.4]
     """
-    n_times_x_minus_1: float = x - 1
+    n_times_x_minus_1: float = x_value - 1
     n: int = 1
     series: list = []
     for _ in range(n_terms):
         if expand:
             series.append(((-1) ** (n + 1)) * (n_times_x_minus_1 / n))
-            n_times_x_minus_1 *= x - 1
+            n_times_x_minus_1 *= x_value - 1
         else:
             sign: str = "-" if (-1) ** (n + 1) == -1 else ""
-            term: str = sign + "(" + str(x - 1) + "^" + str(n) + ")" + "/" + str(n)
+            term: str = sign + "(" + str(x_value - 1) + "^" + str(n) + ")" + "/" + str(n)
             if term.startswith("-(-"):
                 term = "(" + term[3::]
             elif term.startswith("(-"):