@sonaldo lol, like the length of problem has anything to do with the length of the solution. This is also, a valid theorem proof. Theorem doesn't need to be complex nor lengthy.
I don't understand what is wrong with them. Those are perfectly normal pages. I've seen more text in Magi dialogues...
@NinjaSpider I know this theorem. What I meant is that author didn't bother to include it in the manga. It was explained by scanlator, who did an awesome job there.
@gintamacountry yeah, it had romance because of magazine it run in. But mathematics were solid there.
Here it's handweaving, and I have to take your word for it when you say there won't be any romance.