It is possible using the Fano plane

來源: innercool 於 2009-10-10 14:18:11 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (245 bytes)

Use the Fano plane in projective geometry, then you have 7 points with 3 points in each of the 6 lines. Now add another flower at each of the 3 points (so that each of the point has two flowers on it) on the inscribed circle within the triangle.

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• By Fano plane I meant this. -innercool- ♀ 給 innercool 發送悄悄話 innercool 的博客首頁 (90 bytes) () 10/11/2009 postreply 22:06:33

• Sorry, try again. -InnerCool- ♀ 給 InnerCool 發送悄悄話 InnerCool 的博客首頁 (121 bytes) () 10/11/2009 postreply 22:08:23

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