Update app.py

app.py

@@ -514,7 +514,7 @@ def generate_question(subject, difficulty, question_type):
 
         system_prompt = f"""You are an expert mathematics professor creating a {difficulty_params['description']} exam question.
 STRICT REQUIREMENTS:
-1. Write exactly 1 {question_type} question on {subject} covering {selected_topic}.
+1. Write exactly 1 {question_type} question on {subject} covering {selected_topic} that can be solved analytically (without numerical methods)
 2. Difficulty Level Guidelines:
    {difficulty_params['description'].upper()}
    Follow these specific constraints: