diff --git a/pystencils/simplificationfactory.py b/pystencils/simplificationfactory.py
index 1d516566e5d253ea91b87b3e32a85c412aca7f34..50ee2d7f8175ff7445b9ec0f13071164c50099b1 100644
--- a/pystencils/simplificationfactory.py
+++ b/pystencils/simplificationfactory.py
@@ -3,6 +3,11 @@ from pystencils.simp import (SimplificationStrategy, insert_constants, insert_sy
 
 
 def create_simplification_strategy():
+    """
+    Creates a default simplification `ps.simp.SimplificationStrategy`. The idea behind the default simplification
+    strategy is to reduce the number of subexpressions by inserting single constants and to evaluate constant
+    terms beforehand.
+    """
     s = SimplificationStrategy()
     s.add(insert_symbol_times_minus_one)
     s.add(insert_constant_multiples)