趣味几何问题:如何把一个球体的里面翻到外面 - V2EX
Biwood

趣味几何问题:如何把一个球体的里面翻到外面

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  •   Biwood May 1, 2021 via iPhone 2418 views
    This topic created in 1845 days ago, the information mentioned may be changed or developed.
    7 replies    2021-05-04 11:36:30 +08:00
    also24
        1
    also24  
       May 1, 2021
    恍惚中记得以前看过,但是已经记不清细节了,乃至于记成了 3Blue1Brown 做的。

    中字版:
    https://www.bilibili.com/video/BV1k54y1R7J5/
    rbw
        2
    rbw  
       May 1, 2021
    第一反应 这不是拓扑学问题么 你得先开个洞才能翻吧
    sillydaddy
        3
    sillydaddy  
       May 2, 2021
    有意思。先 mark 再看。
    ybw810
        4
    ybw810  
       May 2, 2021 via iPhone
    这难道就是传说的翻脸么?脸也是球型。。
    0lobster0
        5
    0lobster0  
       May 3, 2021 via Android
    不记厚度,内表面等于外表面。┐( _)┌
    caokeck
        6
    caokeck  
       May 4, 2021
    这种教学视频的音效为什么都要配的这么诡异... 再加上诡异的色彩和渣画质,总是有一种莫名的恐怖感
    Biwood
        7
    Biwood  
    OP
       May 4, 2021
    @caokeck #6
    毕竟是 1994 年的视频,能做出来就很厉害了
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