diff --git a/src/main/py/read_math_function.py b/src/main/py/read_math_function.py
index 94426e5..6bd5b02 100644
--- a/src/main/py/read_math_function.py
+++ b/src/main/py/read_math_function.py
@@ -102,4 +102,6 @@ def simplify_product_function(type, function):
         simplified_term = simplify_easy_math_function("v", term.strip())
         if not simplified_term or len(simplified_term) != 2:
             return False
-        term_coefficient, term_variables = simplified_term
\ No newline at end of file
+        term_coefficient, term_variables = simplified_term
+        result_coefficient *= term_coefficient
+        result_variables += term_variables
\ No newline at end of file