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四色定理 - 數學題 百年未解的定理 | Penana
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四色定理
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四色定理
ISSUE #1
Author: Iris
四色定理
Author: Iris
ISSUE #1
數學題 百年未解的定理
No Plagiarism!EkTpQ2BTSvFuIk0WvvNxposted on PＥNAＮＡ

四色定理

106Please respect copyright.ＰＥＮＡＮＡ1g53NUud2F

Prove 相鄰的邊最多4個 that means 平均相鄰的邊的角度是360/4‎ = 90度，那是平均值，和人習慣看相鄰的邊界最多的度數 

假如是鈍角、另一邊的線條就是銳角如果只取一邊鈍角，另一邊無接觸，就能破解四色定理，就需要五色才能填滿，以下是概念圖。

216.73.216.225

ns216.73.216.225da2
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四色定理
Comedy
Action
Last updated: Mar 8, 2025
Total word count: 198
Total reading time: 1 Minute
Writer:
Iris
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