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https://t.co/su6APVQZsK 本来想下载这本书讲family extinction问题历史的几章看看,没想到最后一章竟然是独生子女政策😂
https://t.co/su6APVQZsK 本来想下载这本书讲family extinction问题历史的几章看看,没想到最后一章竟然是独生子女政策😂
Nicolas Bacaër (2011). 𝐴 𝑆ℎ𝑜𝑟𝑡 𝐻𝑖𝑠𝑡𝑜𝑟𝑦 𝑜𝑓 𝑀𝑎𝑡ℎ𝑒𝑚𝑎𝑡𝑖𝑐𝑎𝑙 𝑃𝑜𝑝𝑢𝑙𝑎𝑡𝑖𝑜𝑛 𝐷𝑦𝑛𝑎𝑚𝑖𝑐𝑠. https://t.co/6Kgv0dRcPE
@MazeDaMouth Various mathematical approaches to answer this question has a very long history: https://t.co/msdqbdHQFH