You can see that this is a very early step into limits and differential calculus and what happens when you take things to an extreme -- and very small sides and a very large number of sides.
你可以看到这是一个 对极限和微积分非常初步的启蒙， 也可以让你直观地看到趋于极限时所发生的变化， 无限小边数的情况和无限多边数的情况。