Update app.py

app.py

@@ -7,7 +7,10 @@ import os
 # Function to process general math queries (basic and advanced)
 def process_math(query):
     try:
-        # Try to parse the input query into a mathematical expression
+        # Replace common shorthand input with valid sympy syntax
+        query = query.replace("factorial", "factorial(").replace("permutation", "permutation(").replace("combinations", "combinations(")
+        
+        # Sympy can handle 'factorial(5)', 'permutation(5, 3)' etc.
         expr = sp.sympify(query)
         
         # Evaluate the expression