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18 小时
搬沙发时,如何通过走廊拐角?这个问题竟困扰了数学家 60 多年
你或许也有过这样的经历:搬家时,想在狭窄的空间里移动家具,结果在转弯时被卡住,怎么转都转不过去。数学家将这一难题称为“移动沙发问题”。 2024 年 12 月 2 日,韩国数学家白真允(Jineon ...
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