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The isoperimetric problem is one of the basic differential geometric problems.
平面上等周问题是微分几何的基本问题之一。
youdao
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He also proposed and discussed the problem of isoperimetric figures.
他还提出并讨论过等周问题。
youdao
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He also proposed and discussed the problem of isoperimetric figures.
他还提出并讨论过等周问题。
youdao