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Re:为什么一定是三个圆弧？

Posted by Grope at 2004-10-19 10:27:08 on Problem 1927
In Reply To:为什么一定是三个圆弧？ Posted by:pladene at 2004-10-19 10:18:46

用物理方法证明
> 如果是严格证明。应该给出任意的形状，然后证明围成的面积都没有那个大。。。

Followed by:

^_^ (49) pladene 2004-10-19 10:43:09
- Re:^_^ (93) Grope 2004-10-19 13:06:20
  - 嗯，你说表面张力把。。。 (17) pladene 2004-10-19 16:09:29
    - Re:嗯，你说表面张力把。。。 (54) Grope 2004-10-19 20:30:05

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