1. Problem: “world hardest math problem.” 2. Formula: there is no single standard formula because this is not a specific math question with given numbers, expressions, or conditions. 3. Important rule: to solve a math problem, I need a clear statement such as an equation, an expression to simplify, a proof request, or a word problem with data. 4. Since no actual mathematical task was provided, I cannot compute a unique solution. 5. Final answer: Please send the exact math problem you want solved.