Why are 90% of the heads of those math masters Japanese anime?

In fact, this has nothing to do with whether they are masters of mathematics. Mainly because they are all people who like the second element. If there is anything, it is: Math masters are all students, generally 10-20 years old, about the same age as men and women in comics, and they like handsome guys and beautiful women in comics. There is another very important reason: I think they are masters of mathematics, study well, have no need to work hard, have a lot of free time, and the second yuan is a gathering place for otaku and rotten women. However, maybe China scholars won't have so many quadratic elements, because after all, mathematicians have good brains. ......