了解 一下Klein 瓶 和 Mobius 條是怎麽幫助解決數學問題的,
洞是怎麽顛來倒去的:)
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嗬嗬,我以前寫過Klein瓶和太極的關係。
-dhyang_wxc-
♂
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08/06/2025 postreply
09:56:51
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這個視頻太長了,沒跟上。:)
-dhyang_wxc-
♂
(244 bytes)
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08/06/2025 postreply
10:26:16
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