Фото: Alina Smutko / Reuters
The grid lines on the visualization represent a tree structure underneath. Every region is a node. When a node splits, it creates four children. The root node covers the entire space. Leaf nodes (nodes with no children) hold the actual points.
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第四十四条 社区综合服务设施建设应当纳入相关规划，由县级以上地方人民政府统筹解决。
I probably need to explain that I am pointedly not explaining IBM model
One of the programs on these Beagle Bros floppies, and I can’t for the life of me remember which one, or in what context this happened, printed the following on the screen: “One day, all books will be interactive and animated.”