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student001
Joined: 10 Apr 2004Posts: 7
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Posted: Sun Apr 18, 2004 10:40 pm Post subject: 四色定理是否未被證明?
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如題
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Soarer
Frequent VisitorJoined: 18 Jan 2004Posts: 213
Location: Hong Kong
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Posted: Sun Apr 18, 2004 11:01 pm Post subject:
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已被證明，但利用了電腦來檢查「特別」圖
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billyauhk
Joined: 21 Mar 2005Posts: 9
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Posted: Mon Mar 21, 2005 4:40 pm Post subject:
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那證明好像是把歸納出的約三百個情況逐個解決
(電腦證幾何題的常用方式之一)
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wingdeathscythe
Joined: 24 Jan 2004Posts: 11
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