Do you think that the people in his room didn't understand the concept of a function mapping over x coordinates whereby the height of each y component equals that of it's position on the x axis?
Or more simply put, do you think these people have never taken a math class in high school that went over
If you study math enough, you learn to read this math notation fluently. From his toy example you can infer that they have not studied much math very deeply. Like topology or advanced algebra.
Or more simply put, do you think these people have never taken a math class in high school that went over