diff --git a/src/main/py/logarithmic_and_expo_and_root_calculations.py b/src/main/py/logarithmic_and_expo_and_root_calculations.py
index b9df0fa..b4606f2 100644
--- a/src/main/py/logarithmic_and_expo_and_root_calculations.py
+++ b/src/main/py/logarithmic_and_expo_and_root_calculations.py
@@ -7,3 +7,7 @@ def sqrt(root_of):
 
 def potentiate(first_number, second_number):
     return math.pow(first_number, second_number)
+
+
+def logarithmize(first_number, second_number):
+    return math.log(first_number, second_number)
diff --git a/src/test/py/logarithmic_ann_expo_and_root_calculations.py b/src/test/py/logarithmic_ann_expo_and_root_calculations.py
index 2778afe..d326a54 100644
--- a/src/test/py/logarithmic_ann_expo_and_root_calculations.py
+++ b/src/test/py/logarithmic_ann_expo_and_root_calculations.py
@@ -15,6 +15,9 @@ class primitive_calculations(unittest.TestCase):
     def test_2_potentiate_3_equals_8(self):
         self.assertEqual(potentiate(2, 3), 8)
 
+    def test_8_log_3_equals_2(self):
+        self.assertEqual(logarithmize(4, 2), 2)
+
 
 if __name__ == "__main__":
     unittest.main()