e.g., write ! in the answer box and submit. At the moment, you get an error message "There was an error numerically checking your answer: Variable value_generators is not defined."
It should be the error message "Your answer is not a valid mathematical expression."
e.g., write
!in the answer box and submit. At the moment, you get an error message "There was an error numerically checking your answer: Variable value_generators is not defined." It should be the error message "Your answer is not a valid mathematical expression."