If the amount of overlap we do on each triangle is small enough and the size n of the subdivision of our triangle is large enough, we can form a tree of area as small as we like.
如果我们在每个三角形上所做的重叠量足够小，并且我们三角形的细分区域的大小n足够大，我们就可以形成一棵我们想要的面积最小的树。